Review Article Posttraumatic Avascular Necrosis After Proximal Femur, Proximal Humerus, Talar Neck, and Scaphoid Fractures Abstract Posttraumatic avascular necrosis (AVN) is osteonecrosis fromEveryone spaces out from time to time. While spacing out can simply be a sign that you are sleep deprived, stressed, or distracted, it can also be due to a transient ischemic attack, seizure, hypotension, hypoglycemia, migraine, transient global amnesia, fatigue, narcolepsy, or drug misuse. If you have repeated episodes or experience a lack of ...Western concepts of peace originate in 1) the Ancient Judaism concept of shalom, 2) the Greek concept of eirene, and 3) the Roman concept of pax. Here the most common elements are prosperity and order where order refers primarily to rule of law. The Easter concepts of peace emphasize order and tranquility of mind.Sep 1, 2017 · The Soviet Union, or U.S.S.R., was made up of 15 countries in Eastern Europe and Asia and lasted from 1922 until its fall in 1991. The Soviet Union was the world’s first Marxist-Communist state ... The Concert of Europe was a general consensus among the great powers of 19th-century Europe to maintain the European balance of power, political boundaries, and spheres of influence. Never a perfect unity and subject to disputes and jockeying for position and influence, the Concert was an extended period of relative peace and stability in ...The Antarctic Peninsula has undergone dramatic changes in recent decades, including ice-shelf melting, disintegration, and retreat of the grounding line. The Larsen B ice shelf is of particular concern due to the unprecedented ice-shelf collapse in 2002. Since few observations on the Antarctic Peninsula were available before the 1970s, long-term investigation of the surface elevation change in ...Rock That Fell on Worker's Head Was Freak Accident (the rock that crashed down on a state worker's head was a freak accident - after investigators inspected the contract, the safety plans and the situation, they decided the worker was wearing the right safety gear and there were no violations - accident happened at about 9:00 a.m. - crews were detonating explosives to break up large rocks ...On February 29, 2020, the United States and the Taliban signed an agreement intended to be a first step toward an intra-Afghan peace deal. Important provisions of the deal included a U.S ...But even a greater cause of the collapse of international peace in 1939 was the end of appeasement. When Hitler invaded Poland in 1939, after having faced no opposition in the past, he did not expect Britain and France to declare war on Germany. Hitler had taken his gamble on step too far by invading Poland instead of just keeping what he ...These three principles are inter-related and mutually reinforcing: Consent of the parties. Impartiality. Non-use of force except in self-defence and defence of the mandate. 1. Consent of the parties. UN peacekeeping operations are deployed with the consent of the main parties to the conflict. This requires a commitment by the parties to a ... 2. Peace concepts in the Occident Peace, however conceived of, is a character-istic of some 'system': intra-personal, inter-personal, intra-societal, inter-societal, intra-global (and here we choose to stop). It is a concept applied to a system, hence it will necessarily be colored by the traditions governing concept-formation and system- Oct 12, 2017 · The League of Nations was an international diplomatic group developed after World War I as a way to solve disputes between countries before they erupted into open warfare. A precursor to the ... 14,794. 3,343. The wave function collapse, properly understood, is a central part of quantum theory. It refers to how a measurement changes the quantum state. The quantum state does not necessarily represent something in reality, and is a tool to calculate the probabilities of measurement results. The measurement results are considered to be a ...1. The Development of the Concept of Peace In this paper I try to survey the development of the concept of peace, in other words the ways by which the human aspirations for peace took shape. However, my attempt is limited both in space and time. My analysis concentrates mainly on Europe (but partly on the US) and I deal with only a few centu- A scandal of exceptional scope and impact, it was (at the time) the largest bankruptcy in American history. The alleged business practices of its executives led to numerous individual criminal convictions. It was also a principal impetus for the enactment of the Sarbanes-Oxley Act and the evolution of the concept of corporate responsibility.Gorbachev's policies of glasnost and perestroika changed the fabric of the Soviet Union. It allowed citizens to clamor for better living conditions, more freedoms, and an end to Communism . While Gorbachev had hoped his policies would revitalize the Soviet Union, they instead destroyed it. By 1989, the Berlin Wall fell and by 1991, the Soviet ...A deep irony underlies the concept of peace in these three great Western religious systems. Christianity, for example, gave rise to one of the great warrior traditions in the world, yet it is unique among Western religions in the degree to which it was founded upon a message of peace, love, and nonviolence.Rock That Fell on Worker's Head Was Freak Accident (the rock that crashed down on a state worker's head was a freak accident - after investigators inspected the contract, the safety plans and the situation, they decided the worker was wearing the right safety gear and there were no violations - accident happened at about 9:00 a.m. - crews were detonating explosives to break up large rocks ... Oct 26, 2022 · The Antarctic Peninsula has undergone dramatic changes in recent decades, including ice-shelf melting, disintegration, and retreat of the grounding line. The Larsen B ice shelf is of particular concern due to the unprecedented ice-shelf collapse in 2002. Since few observations on the Antarctic Peninsula were available before the 1970s, long-term investigation of the surface elevation change in ... The Soviet Union was an ethnically diverse country, with more than 100 distinct ethnic groups. The total population of the country was estimated at 293 million in 1991. According to a 1990 estimate, the majority of the population were Russians (50.78%), followed by Ukrainians (15.45%) and Uzbeks (5.84%). [263]May 1, 2008 · 5. This paper does not claim to cover or explain IR theory comprehensively — it is already perhaps over ambitious — or to move beyond its western corpus (as it probably should) but it endeavours to be particularly sensitive to the claims of IR theory about the pros and cons of even having a debate about peace. 6. 6. Review Article Posttraumatic Avascular Necrosis After Proximal Femur, Proximal Humerus, Talar Neck, and Scaphoid Fractures Abstract Posttraumatic avascular necrosis (AVN) is osteonecrosis fromSep 1, 2017 · The Soviet Union, or U.S.S.R., was made up of 15 countries in Eastern Europe and Asia and lasted from 1922 until its fall in 1991. The Soviet Union was the world’s first Marxist-Communist state ... Big bounce models have a venerable history and were endorsed on largely aesthetic grounds by cosmologists including Willem de Sitter, Carl Friedrich von Weizsäcker, George McVittie and George Gamow (who stressed that "from the physical point of view we must forget entirely about the precollapse period").Context collapse or "the flattening of multiple audiences into a single context " [1] is a term arising out of the study of human interaction on the internet, especially within social media. [2] Context collapse "generally occurs when a surfeit of different audiences occupy the same space, and a piece of information intended for one audience ...Jun 17, 2015 · This entry will survey interactions between the epistemology of perception and the philosophy of mind. Following the existing literature, the focus will be on visual perceptual experience. The reader is invited to consider how generalizations to other senses might or might not succeed. The quest to define peace as a concept and set of values is as old as recorded history. The concept of peace was first introduced into academic literature by the Norwegian pioneer of peace research Johan Galtung, who distinguished between two types of peace: positive peace and negative peace.Aftermath of World War I and the Rise of Nazism, 1918–1933. In the aftermath of World War I, Germans struggled to understand their country’s uncertain future. Citizens faced poor economic conditions, skyrocketing unemployment, political instability, and profound social change. While downplaying more extreme goals, Adolf Hitler and the Nazi ... The International Journal of Periodontics & Restorative Dentistry 682 facial or buccal root section alone to maintain the tissues at immedi-ate implant placement. 8 A tooth planned for extraction ... 1. The Development of the Concept of Peace In this paper I try to survey the development of the concept of peace, in other words the ways by which the human aspirations for peace took shape. However, my attempt is limited both in space and time. My analysis concentrates mainly on Europe (but partly on the US) and I deal with only a few centu- • explore historical concepts such as cause and consequence, change and continuity, and similarity and difference • appreciate historical evidence and how to use it • gain a greater understanding of international issues and inter-relationships • learn how to present clear, logical arguments. Our approach encourages learners to be: CambridgeTeaching activities Key Concepts PLTS Key words Written product including assessment Resources 1-2 How did the peace treaties in the inter-war years lead to conflict in the 1930’s? All: will be able to describe the blunders made by the league during the early 1930s. Most: will be able to give specific examples of how the League causedStatue of Eirene, goddess of peace in ancient Greek religion, with the infant Plutus. Peace means societal friendship and harmony in the absence of hostility and violence. In a social sense, peace is commonly used to mean a lack of conflict (such as war) and freedom from fear of violence between individuals or groups.neoliberalism, ideology and policy model that emphasizes the value of free market competition. Although there is considerable debate as to the defining features of neoliberal thought and practice, it is most commonly associated with laissez-faire economics. In particular, neoliberalism is often characterized in terms of its belief in sustained ... May 31, 2013 · Extract. Over the next few years much will be made of the hundred-year anniversary of the breakdown of the European peace into a thirty-one-year civil war that did not fully cease until 1945. In 2012 the European Union was awarded the Nobel Peace Prize in recognition of the fact that there has been no war within its borders for the past sixty ... Definition of precollapse in the Definitions.net dictionary. Meaning of precollapse. What does precollapse mean? Information and translations of precollapse in the most comprehensive dictionary definitions resource on the web. Background Nontraumatic osteonecrosis of the femoral head (NONFH) is a devastating disease, and the risk factors associated with progression into collapse after core decompression (CD) remain poorly defined. Therefore, we aim to define risk factors associated with collapse-free survival (CFS) after CD of precollapse NONFH and to propose a nomogram for individual risk prediction. Methods ...(1967: 12) describes it as an “umbrella concept”. To him, it is a state of mind felt as a consequence of the actualization of certain stated human desires. That is, it is a feeling of internal serenity as a result of external stability. Galtung (1967) also describes peace as touching the concept of law and order. That is, an Context collapse or "the flattening of multiple audiences into a single context " [1] is a term arising out of the study of human interaction on the internet, especially within social media. [2] Context collapse "generally occurs when a surfeit of different audiences occupy the same space, and a piece of information intended for one audience ...Big bounce models have a venerable history and were endorsed on largely aesthetic grounds by cosmologists including Willem de Sitter, Carl Friedrich von Weizsäcker, George McVittie and George Gamow (who stressed that "from the physical point of view we must forget entirely about the precollapse period"). Sep 29, 2018 · The mechanism of vasovagal syncope. The name comes from how the afferent part of the reflex comes from the vessels (vaso), while the efferent part comes from the vagus (vagal). After loss of consciousness you will lose muscle tone, causing you to fall and assume a supine position. This evens out the distribution of blood, causing consciousness ... Its purpose was to provide a blueprint for South Africa by consent and racial peace in a multi-racial society, stressing opportunity for all, consultation, the federal concept, and a Bill of Rights. It caused a split in the United Party that ultimately realigned oppositional politics in South Africa with the formation of the Progressive Federal ...Everyone spaces out from time to time. While spacing out can simply be a sign that you are sleep deprived, stressed, or distracted, it can also be due to a transient ischemic attack, seizure, hypotension, hypoglycemia, migraine, transient global amnesia, fatigue, narcolepsy, or drug misuse. If you have repeated episodes or experience a lack of ...Peirce’s Sign Theory, or Semiotic, is an account of signification, representation, reference and meaning. Although sign theories have a long history, Peirce’s accounts are distinctive and innovative for their breadth and complexity, and for capturing the importance of interpretation to signification. For Peirce, developing a thoroughgoing ...The Soviet Union was an ethnically diverse country, with more than 100 distinct ethnic groups. The total population of the country was estimated at 293 million in 1991. According to a 1990 estimate, the majority of the population were Russians (50.78%), followed by Ukrainians (15.45%) and Uzbeks (5.84%). [263]On February 29, 2020, the United States and the Taliban signed an agreement intended to be a first step toward an intra-Afghan peace deal. Important provisions of the deal included a U.S ... Jan 4, 2022 · AUDIOBOOK. Abstract: In this article, the author investigates the concept of “war” during the Akkadian period (ca. 2234–2154 BCE) through fragments and clay tablets that have remained from that period in history more than 4,000 years ago. Given the special place that the divine realm took in the Akkadian worldview, manifesting even in ... The Antarctic Peninsula has undergone dramatic changes in recent decades, including ice-shelf melting, disintegration, and retreat of the grounding line. The Larsen B ice shelf is of particular concern due to the unprecedented ice-shelf collapse in 2002. Since few observations on the Antarctic Peninsula were available before the 1970s, long-term investigation of the surface elevation change in ...Definition of precollapse in the Definitions.net dictionary. Meaning of precollapse. What does precollapse mean? Information and translations of precollapse in the most comprehensive dictionary definitions resource on the web.(1967: 12) describes it as an “umbrella concept”. To him, it is a state of mind felt as a consequence of the actualization of certain stated human desires. That is, it is a feeling of internal serenity as a result of external stability. Galtung (1967) also describes peace as touching the concept of law and order. That is, anApr 5, 2017 · “Perceptual Learning” refers, roughly, to long-lasting changes in perception that result from practice or experience (see E.J. Gibson 1963). William James, for instance, writes about how a person can become able to differentiate by taste between the upper and lower half of a bottle for a particular kind of wine (1890: 509). Gorbachev's policies of glasnost and perestroika changed the fabric of the Soviet Union. It allowed citizens to clamor for better living conditions, more freedoms, and an end to Communism . While Gorbachev had hoped his policies would revitalize the Soviet Union, they instead destroyed it. By 1989, the Berlin Wall fell and by 1991, the Soviet ...The concept of democratic peace must be distinguished from the claim that democracies are in general more peaceful than nondemocratic countries. Whereas the latter claim is controversial, the claim that democratic states do not fight each other is widely regarded as true by scholars and practitioners of international relations. Apr 5, 2017 · “Perceptual Learning” refers, roughly, to long-lasting changes in perception that result from practice or experience (see E.J. Gibson 1963). William James, for instance, writes about how a person can become able to differentiate by taste between the upper and lower half of a bottle for a particular kind of wine (1890: 509). Nov 4, 2020 · Scholars of collapse tend to fall into two loose camps. The first, dominated by Tainter, looks for grand narratives and one-size-fits-all explanations. The second is more interested in the ... Why had international peace collapsed by 1939? (March examination – India only) Why had international peace collapsed by 1939? ( June examination) How secure was the USSR’s control over Eastern Europe, 1948–c.1989? (November examination) 2022: Nineteenth Century Core Content (Option A) Pax Romana. The Pax Romana ( Latin for "Roman peace") is a roughly 200-year-long timespan of Roman history which is identified as a period and golden age of increased and sustained Roman imperialism, relative peace and order, prosperous stability, hegemonial power, and regional expansion. This is despite several revolts and wars, and continuing ...United Nations Peacekeeping helps countries torn by conflict create conditions for lasting peace. Peacekeeping has proven to be one of the most effective tools available to the UN to assist host countries navigate the difficult path from conflict to peace. Peacekeeping has unique strengths, including legitimacy, burden sharing, and an ability ...A failed state is a government that has become incapable of providing the basic functions and responsibilities of a sovereign nation, such as military defense, law enforcement, justice, education, or economic stability. Common characteristics of failed states include ongoing civil violence, corruption, crime, poverty, illiteracy, and crumbling ...The aftermath of World War I saw cultural, economic, and social change across Eurasia, Africa, and even in areas outside those that were directly involved.Four empires collapsed due to the war, old countries were abolished, new ones were formed, boundaries were redrawn, international organizations were established, and many new and old ideologies took a firm hold in people's minds.The mechanism of vasovagal syncope. The name comes from how the afferent part of the reflex comes from the vessels (vaso), while the efferent part comes from the vagus (vagal). After loss of consciousness you will lose muscle tone, causing you to fall and assume a supine position. This evens out the distribution of blood, causing consciousness ...The approach taken to this in the present article is to see the concept of peace in the light of the social cosmology of various civilizations, roughly spanning the classical Occident-Orient spectrum. Methodologically, the terms explored are those that usually are translated, however superficially, into 'peace' in English — and that leads to ... Sep 23, 2017 · Purpose The purposes of this study were to investigate (1) the clinical, radiographic and arthroscopic presentation of patients with subchondral insufficiency fracture of the femoral head (SIFFH) and (2) the outcomes following arthroscopic treatment with internal fixation using hydroxyapatite poly-lactate acid (HA/PLLA) threaded pins and concomitant arthroscopic treatment of associated ... ISBN : 92-3-102770-0 Collation : 226 p. Language : English Year of publication : 1992. book2. Peace concepts in the Occident Peace, however conceived of, is a character-istic of some 'system': intra-personal, inter-personal, intra-societal, inter-societal, intra-global (and here we choose to stop). It is a concept applied to a system, hence it will necessarily be colored by the traditions governing concept-formation and system-T/F Rome had very little commerce or industry, making it reliant on military conquest. T/F Octavian became, effectively, the first "emperor" of Rome. T/F The death of Marcus Aurelius was the "beginning of the end" for the Roman Empire. T/F The average Roman's house included a painted wall in trompe l'oiel style. Perestroika (“restructuring” in Russian) refers to a series of political and economic reforms meant to kick-start the stagnant 1980s economy of the Soviet Union. Its architect, President ...Perceived obsolescence is all around us. And most of us fall victim to it in one way or another at some point. Find out in this lesson what this term refers to and what some famous examples of it are.Purpose. The purposes of this study were to investigate (1) the clinical, radiographic and arthroscopic presentation of patients with subchondral insufficiency fracture of the femoral head (SIFFH) and (2) the outcomes following arthroscopic treatment with internal fixation using hydroxyapatite poly-lactate acid (HA/PLLA) threaded pins and concomitant arthroscopic treatment of associated findings.Together, both sets of principles combine justice, order, and power; they create the central overlap in Figure 8.1 which is the space of the Just Package. Finally, in the overlap in Figure 8.1 between order and power is a peace without justice that is enforced by power. This is tyranny: an arbitrary and oppressive use of power to impose and ...A scandal of exceptional scope and impact, it was (at the time) the largest bankruptcy in American history. The alleged business practices of its executives led to numerous individual criminal convictions. It was also a principal impetus for the enactment of the Sarbanes-Oxley Act and the evolution of the concept of corporate responsibility.Jan 4, 2022 · AUDIOBOOK. Abstract: In this article, the author investigates the concept of “war” during the Akkadian period (ca. 2234–2154 BCE) through fragments and clay tablets that have remained from that period in history more than 4,000 years ago. Given the special place that the divine realm took in the Akkadian worldview, manifesting even in ... Jun 17, 2015 · This entry will survey interactions between the epistemology of perception and the philosophy of mind. Following the existing literature, the focus will be on visual perceptual experience. The reader is invited to consider how generalizations to other senses might or might not succeed. Positive Peace is defined as the attitudes, institutions and structures that create and sustain peaceful societies. It provides a framework to understand and then address the multiple and complex challenges the world faces. Positive Peace is transformational in that it is a cross-cutting factor for progress, making it easier for businesses to ... The five issues are: (1) the ontology of concepts, (2) the structure of concepts, (3) empiricism and nativism about concepts, (4) concepts and natural language, and (5) concepts and conceptual analysis. 1. The ontology of concepts. 1.1 Concepts as mental representations. 1.2 Concepts as abilities. 1.3 Concepts as abstract objects.T/F Rome had very little commerce or industry, making it reliant on military conquest. T/F Octavian became, effectively, the first "emperor" of Rome. T/F The death of Marcus Aurelius was the "beginning of the end" for the Roman Empire. T/F The average Roman's house included a painted wall in trompe l'oiel style. The concept of democratic peace must be distinguished from the claim that democracies are in general more peaceful than nondemocratic countries. Whereas the latter claim is controversial, the claim that democratic states do not fight each other is widely regarded as true by scholars and practitioners of international relations. Historical background. Peace and conflict studies is both a pedagogical activity, in which teachers transmit knowledge to students; and a research activity, in which researchers create new knowledge about the sources of conflict. Peace and conflict studies entails understanding the concept of peace which is defined as political condition that ...(1967: 12) describes it as an “umbrella concept”. To him, it is a state of mind felt as a consequence of the actualization of certain stated human desires. That is, it is a feeling of internal serenity as a result of external stability. Galtung (1967) also describes peace as touching the concept of law and order. That is, an Purpose. The purposes of this study were to investigate (1) the clinical, radiographic and arthroscopic presentation of patients with subchondral insufficiency fracture of the femoral head (SIFFH) and (2) the outcomes following arthroscopic treatment with internal fixation using hydroxyapatite poly-lactate acid (HA/PLLA) threaded pins and concomitant arthroscopic treatment of associated findings.(1967: 12) describes it as an “umbrella concept”. To him, it is a state of mind felt as a consequence of the actualization of certain stated human desires. That is, it is a feeling of internal serenity as a result of external stability. Galtung (1967) also describes peace as touching the concept of law and order. That is, anTogether, both sets of principles combine justice, order, and power; they create the central overlap in Figure 8.1 which is the space of the Just Package. Finally, in the overlap in Figure 8.1 between order and power is a peace without justice that is enforced by power. This is tyranny: an arbitrary and oppressive use of power to impose and ...Western concepts of peace originate in 1) the Ancient Judaism concept of shalom, 2) the Greek concept of eirene, and 3) the Roman concept of pax. Here the most common elements are prosperity and order where order refers primarily to rule of law. The Easter concepts of peace emphasize order and tranquility of mind.Oct 27, 2009 · Détente, French for “relaxation,” is “a process of managing relations with a potentially hostile country in order to preserve peace while maintaining our vital interests,” Henry Kissinger ... A deep irony underlies the concept of peace in these three great Western religious systems. Christianity, for example, gave rise to one of the great warrior traditions in the world, yet it is unique among Western religions in the degree to which it was founded upon a message of peace, love, and nonviolence. Context collapse or "the flattening of multiple audiences into a single context " [1] is a term arising out of the study of human interaction on the internet, especially within social media. [2] Context collapse "generally occurs when a surfeit of different audiences occupy the same space, and a piece of information intended for one audience ...Historical background. Peace and conflict studies is both a pedagogical activity, in which teachers transmit knowledge to students; and a research activity, in which researchers create new knowledge about the sources of conflict. Peace and conflict studies entails understanding the concept of peace which is defined as political condition that ...Jun 23, 2017 · The concept lay largely dormant until 2007, when an influential article by Columbia University counseling psychologist Derald Wing Sue and his co-authors brought it to the attention of a ...
Avascular necrosis (AVN), also known as osteonecrosis, aseptic necrosis and ischemic bone necrosis, is a relatively common disease characterized by death of cellular elements of bone or . Why is tonight
• explore historical concepts such as cause and consequence, change and continuity, and similarity and difference • appreciate historical evidence and how to use it • gain a greater understanding of international issues and inter-relationships • learn how to present clear, logical arguments. Our approach encourages learners to be: Cambridge Western concepts of peace originate in 1) the Ancient Judaism concept of shalom, 2) the Greek concept of eirene, and 3) the Roman concept of pax. Here the most common elements are prosperity and order where order refers primarily to rule of law. The Easter concepts of peace emphasize order and tranquility of mind. 3.2 CONCEPTS AND UNDERLYING PRINCIPLES Table 3.1 presents concepts of peace, loosely organized according to whether the concept is integrated within a cultural-religious system, or a secular, cross-cultural concept (which is empirical, abstract, or normative). 6 Not all concepts of peace or variations of those shown can be tabled, 7 but I believe the major ones are included. 8Positive Peace is defined as the attitudes, institutions and structures that create and sustain peaceful societies. It provides a framework to understand and then address the multiple and complex challenges the world faces. Positive Peace is transformational in that it is a cross-cutting factor for progress, making it easier for businesses to ... Peirce’s Sign Theory, or Semiotic, is an account of signification, representation, reference and meaning. Although sign theories have a long history, Peirce’s accounts are distinctive and innovative for their breadth and complexity, and for capturing the importance of interpretation to signification. For Peirce, developing a thoroughgoing ...The League of Nations was an international diplomatic group developed after World War I as a way to solve disputes between countries before they erupted into open warfare. A precursor to the ...2. Peace concepts in the Occident Peace, however conceived of, is a character-istic of some 'system': intra-personal, inter-personal, intra-societal, inter-societal, intra-global (and here we choose to stop). It is a concept applied to a system, hence it will necessarily be colored by the traditions governing concept-formation and system- The definition is reminiscent of the idea of failed or failing states, an equally inexact concept popular since the 1990s, which is of clear concern to policy makers seeking to ensure that states become or remain sustainable and do not collapse.Aftermath of World War I and the Rise of Nazism, 1918–1933. In the aftermath of World War I, Germans struggled to understand their country’s uncertain future. Citizens faced poor economic conditions, skyrocketing unemployment, political instability, and profound social change. While downplaying more extreme goals, Adolf Hitler and the Nazi ... Yet there are aspects of Plato’s work, based upon the teaching of Socrates, which may constitute such a source. Within his major work Politeia (Republic), Plato focuses on what makes for justice, an important element in any broad concept of peace. Plato, in effect, presents a peace plan based upon his city-state.Jun 17, 2015 · This entry will survey interactions between the epistemology of perception and the philosophy of mind. Following the existing literature, the focus will be on visual perceptual experience. The reader is invited to consider how generalizations to other senses might or might not succeed. • Why had international peace collapsed by 1939? • Who was to blame for the Cold War? • How effectively did the United States contain the spread of Communism? • How secure was the USSR’s control over Eastern Europe, 1948–c.1989? • Why did events in the Gulf matter, c.1970–2000? Big bounce models have a venerable history and were endorsed on largely aesthetic grounds by cosmologists including Willem de Sitter, Carl Friedrich von Weizsäcker, George McVittie and George Gamow (who stressed that "from the physical point of view we must forget entirely about the precollapse period"). Nov 7, 2005 · The five issues are: (1) the ontology of concepts, (2) the structure of concepts, (3) empiricism and nativism about concepts, (4) concepts and natural language, and (5) concepts and conceptual analysis. 1. The ontology of concepts. 1.1 Concepts as mental representations. 1.2 Concepts as abilities. 1.3 Concepts as abstract objects. .