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Samuel Justin Sinclair

Biographic Data

ID6624338
NAMESamuel Justin Sinclair
GIVEN NAMESSamuel Justin
FAMILY NAMESinclair
SIGNATURESINCLAIR S J
AFFILIATIONSHarvard University
ORCID0009-0002-4056-1913
VERIFIEDYes
TOTAL WORKS16
TOTAL CITATIONS14
WORKS AS AUTHOR14
WORKS AS EDITOR2
FIRST PUBLICATION YEAR2004
LATEST PUBLICATION YEAR2026
H-INDEX2
  • Toward a bang or a whimper? Associations between the Doomsday Clock and Trust in U.S. institutions

    Samuel Justin Sinclair, Cole Calder Sinclair•ARTICLE•Peace and Conflict Journal of…•2026

  • Apocalypse now? Mortality and mental health correlates of the Doomsday Clock

    Samuel Justin Sinclair, David Silbersweig et al.•ARTICLE•Bulletin of the Atomic Scientists•2025

    This study explores the mortality and mental health correlates of the iconic Bulletin of the Atomic Scientists’ Doomsday Clock, using data published by the United States Centers for Disease Control and Prevention (CDC) and the University of Washington’s Global Burden of Disease Collaborative Network. Results indicate strong, negative associations between the Clock settings and mortality specific to Alzheimer’s disease, suicide, unintentional inju…

  • Development of a scale to measure individuals’ ratings of peace

    Open Access•Howard A Zucker, Roy Ahn et al.•ARTICLE•Conflict and Health•2014

    The PEACE scale may serve as a novel assessment tool in the health sector and be valuable in monitoring and evaluating the peace-building impact of health initiatives in conflict-affected regions

  • The Political Psychology of Terrorism Fears

    Samuel Justin Sinclair, Daniel Antonius•EDITOR•BOOK•The Political Psychology Of…•2013

    Government and Anti-Terrorism Policies Following 9/11: Are We All in This Together? By Virginia Chanley Chapter 2: Perceptions of Threat, Trust in Government and Policy Support for the War in Iraq By George Shambaugh Chapter 3: Negative Emotions and Political Engagement By Michael J. Stevens Chapter 4: Beyond the Water's Edge: Threat, Partisanship, and Media By Shana Kushner Gadarian Chapter 5: The War/Crime Narrative and Fear Content in Leader R…

  • Contemporary Debates on Terrorism

    Richard Jackson, Samuel Justin Sinclair•EDITOR•BOOK•Contemporary debates on terrorism•2013

    Contemporary Debates on Terrorism is an innovative new textbook, addressing a number of key issues in contemporary terrorism studies from both 'traditional' and 'critical' perspectives. In recent years the terrorism studies field has grown significantly, with an increasing number of scholars beginning to debate the complex dynamics underlying this category of violence. Within the broader field, there are many identifiable controversies and issues…

  • Psychometric Evaluation and Normative Data for the Depression, Anxiety, and Stress Scales-21 (Dass-21) in a Nonclinical Sample of U.S. Adults

    Open Access•Samuel Justin Sinclair, Caleb J Siefert et al.•ARTICLE•Evaluation & the Health Professions•2012

    Health care professionals are coming under increased pressure to empirically monitor patient outcomes across settings as a means of improving clinical practice. Within the psychiatric and primary care communities, many have begun utilizing brief psychometric measures of psychological functioning to accomplish these goals. The purpose of this study was to evaluate the psychometric properties and clinical utility of the Depression, Anxiety, and Str…

  • The Psychology of Terrorism Fears

    Samuel Justin Sinclair, Daniel Antonius•BOOK•The psychology of terrorism fears•2012

    The psychology of terrorism, in its most basic form, is about fear. The purposes of this book are to unpack the complexity of terrorism fears and to present a new paradigm for understanding the psychology of terrorism

  • Psychometric Properties of the Rosenberg Self-Esteem Scale

    Open Access•Samuel Justin Sinclair, Mark A Blais et al.•ARTICLE•Evaluation & the Health Professions•2010

    The purpose of this study was twofold: (a) to evaluate the scaling assumptions and component structure of and present normative data for the Rosenberg Self-Esteem Scale (RSES) using a sample of US adults (N = 503), both overall and across demographic subgroups and (b) to provide new data regarding the relationship between the two RSES subcomponents of self-competence (SC) and self-liking (SL), and other demographic and clinical variables. As hypo…

  • Defining ‘terrorism’

    Rachel Monaghan, Daniel Antonius et al.•ARTICLE•Behavioral Sciences of Terrorism…•2010•References: 2

    The definitional problem of ‘what is terrorism?’ has long vexed those interested in exploring the diverse phenomenon of political violence. Provizer (1997, p. 3) notes that ‘[al]though the subject

  • Do fears of terrorism predict trust in government

    Samuel Justin Sinclair, Alice Locicero•ARTICLE•Journal of Aggression Conflict…•2010•Cited by: 11•References: 3

    Since 9/11, 2001, protection from terrorism has become a poignant issue in the political spectrum, and some have argued that fears of terrorism have been manipulated for political purposes. Contributing to a growing body of research, this study sought to test whether terrorism fears, and/or the impact of terror alerts, predicted overall trust in government in a sample of university undergraduates who completed the Perceptions of Terrorism Questio…

  • International, societal, and cultural considerations in understanding issues of terrorism

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

    Reflecting the ever evolving socio‐political landscape across the world, recent media reports have begun discussing how governments are no longer using phrases such as ‘war on terror’ or ‘terrorism

  • Behavioral Sciences of Terrorism and Political Aggression

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

    The Editors and Governing Board of the Society for Terrorism Research (STR) would like to welcome you to the new flagship STR journal, Behavioral Sciences of Terrorism and Political Aggression (BSTPA). BSTPA seeks to publish integrated and cross‐disciplinary, theoretical and empirical articles focused on issues of political violence. Focusing both on state and nonstate‐sponsored political conflict, the purpose of BSTPA is to disseminate new model…

  • Social dynamics and psychological implications of terrorism and political violence

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

  • In the wake of terrorist attacks

    Daniel Antonius, Samuel Justin Sinclair•ARTICLE•Behavioral Sciences of Terrorism…•2009•References: 1

  • Terrorism and Terrorist Leaders

    Alice Locicero, Samuel Justin Sinclair•ARTICLE•Studies in Conflict and Terrorism•2008•Cited by: 3•References: 3

    A recent increase in terrorist actions where the terrorist's death is planned and intentional has raised interest in the psychological functioning, motivation, and reasoning of those who engage in terrorism and those who support it. No consensus exists among Western 1 1. That is, American or European. psychologists regarding terrorists who plan to die in their attack, and no Western psychological perspective has thus far contributed substantively…

  • Activity Outcome Measurement for Postacute Care

    Stephen M Haley, Wendy J Coster et al.•ARTICLE•Medical Care•2004•References: 34

    BACKGROUND: Efforts to evaluate the effectiveness of a broad range of postacute care services have been hindered by the lack of conceptually sound and comprehensive measures of outcomes. It is critical to determine a common underlying structure before employing current methods of item equating across outcome instruments for future item banking and computer-adaptive testing applications. OBJECTIVE: To investigate the factor structure, reliability,…

  • Do fears of terrorism predict trust in government

    Samuel Justin Sinclair, Alice Locicero•ARTICLE•Journal of Aggression Conflict…•2010•Cited by: 11•References: 3

    Since 9/11, 2001, protection from terrorism has become a poignant issue in the political spectrum, and some have argued that fears of terrorism have been manipulated for political purposes. Contributing to a growing body of research, this study sought to test whether terrorism fears, and/or the impact of terror alerts, predicted overall trust in government in a sample of university undergraduates who completed the Perceptions of Terrorism Questio…

  • Terrorism and Terrorist Leaders

    Alice Locicero, Samuel Justin Sinclair•ARTICLE•Studies in Conflict and Terrorism•2008•Cited by: 3•References: 3

    A recent increase in terrorist actions where the terrorist's death is planned and intentional has raised interest in the psychological functioning, motivation, and reasoning of those who engage in terrorism and those who support it. No consensus exists among Western 1 1. That is, American or European. psychologists regarding terrorists who plan to die in their attack, and no Western psychological perspective has thus far contributed substantively…

  • Activity Outcome Measurement for Postacute Care

    Stephen M Haley, Wendy J Coster et al.•ARTICLE•Medical Care•2004•References: 34

    BACKGROUND: Efforts to evaluate the effectiveness of a broad range of postacute care services have been hindered by the lack of conceptually sound and comprehensive measures of outcomes. It is critical to determine a common underlying structure before employing current methods of item equating across outcome instruments for future item banking and computer-adaptive testing applications. OBJECTIVE: To investigate the factor structure, reliability,…

  • Terrorism and Terrorist Leaders

    Alice Locicero, Samuel Justin Sinclair•ARTICLE•Studies in Conflict and Terrorism•2008•Cited by: 3•References: 3

    A recent increase in terrorist actions where the terrorist's death is planned and intentional has raised interest in the psychological functioning, motivation, and reasoning of those who engage in terrorism and those who support it. No consensus exists among Western 1 1. That is, American or European. psychologists regarding terrorists who plan to die in their attack, and no Western psychological perspective has thus far contributed substantively…

  • International, societal, and cultural considerations in understanding issues of terrorism

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

    Reflecting the ever evolving socio‐political landscape across the world, recent media reports have begun discussing how governments are no longer using phrases such as ‘war on terror’ or ‘terrorism

  • Behavioral Sciences of Terrorism and Political Aggression

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

    The Editors and Governing Board of the Society for Terrorism Research (STR) would like to welcome you to the new flagship STR journal, Behavioral Sciences of Terrorism and Political Aggression (BSTPA). BSTPA seeks to publish integrated and cross‐disciplinary, theoretical and empirical articles focused on issues of political violence. Focusing both on state and nonstate‐sponsored political conflict, the purpose of BSTPA is to disseminate new model…

  • Social dynamics and psychological implications of terrorism and political violence

    Samuel Justin Sinclair, Daniel Antonius•ARTICLE•Behavioral Sciences of Terrorism…•2009

  • In the wake of terrorist attacks

    Daniel Antonius, Samuel Justin Sinclair•ARTICLE•Behavioral Sciences of Terrorism…•2009•References: 1

  • Psychometric Properties of the Rosenberg Self-Esteem Scale

    Open Access•Samuel Justin Sinclair, Mark A Blais et al.•ARTICLE•Evaluation & the Health Professions•2010

    The purpose of this study was twofold: (a) to evaluate the scaling assumptions and component structure of and present normative data for the Rosenberg Self-Esteem Scale (RSES) using a sample of US adults (N = 503), both overall and across demographic subgroups and (b) to provide new data regarding the relationship between the two RSES subcomponents of self-competence (SC) and self-liking (SL), and other demographic and clinical variables. As hypo…

  • Defining ‘terrorism’

    Rachel Monaghan, Daniel Antonius et al.•ARTICLE•Behavioral Sciences of Terrorism…•2010•References: 2

    The definitional problem of ‘what is terrorism?’ has long vexed those interested in exploring the diverse phenomenon of political violence. Provizer (1997, p. 3) notes that ‘[al]though the subject

  • Do fears of terrorism predict trust in government

    Samuel Justin Sinclair, Alice Locicero•ARTICLE•Journal of Aggression Conflict…•2010•Cited by: 11•References: 3

    Since 9/11, 2001, protection from terrorism has become a poignant issue in the political spectrum, and some have argued that fears of terrorism have been manipulated for political purposes. Contributing to a growing body of research, this study sought to test whether terrorism fears, and/or the impact of terror alerts, predicted overall trust in government in a sample of university undergraduates who completed the Perceptions of Terrorism Questio…

  • Psychometric Evaluation and Normative Data for the Depression, Anxiety, and Stress Scales-21 (Dass-21) in a Nonclinical Sample of U.S. Adults

    Open Access•Samuel Justin Sinclair, Caleb J Siefert et al.•ARTICLE•Evaluation & the Health Professions•2012

    Health care professionals are coming under increased pressure to empirically monitor patient outcomes across settings as a means of improving clinical practice. Within the psychiatric and primary care communities, many have begun utilizing brief psychometric measures of psychological functioning to accomplish these goals. The purpose of this study was to evaluate the psychometric properties and clinical utility of the Depression, Anxiety, and Str…

  • The Psychology of Terrorism Fears

    Samuel Justin Sinclair, Daniel Antonius•BOOK•The psychology of terrorism fears•2012

    The psychology of terrorism, in its most basic form, is about fear. The purposes of this book are to unpack the complexity of terrorism fears and to present a new paradigm for understanding the psychology of terrorism

  • The Political Psychology of Terrorism Fears

    Samuel Justin Sinclair, Daniel Antonius•EDITOR•BOOK•The Political Psychology Of…•2013

    Government and Anti-Terrorism Policies Following 9/11: Are We All in This Together? By Virginia Chanley Chapter 2: Perceptions of Threat, Trust in Government and Policy Support for the War in Iraq By George Shambaugh Chapter 3: Negative Emotions and Political Engagement By Michael J. Stevens Chapter 4: Beyond the Water's Edge: Threat, Partisanship, and Media By Shana Kushner Gadarian Chapter 5: The War/Crime Narrative and Fear Content in Leader R…

  • Contemporary Debates on Terrorism

    Richard Jackson, Samuel Justin Sinclair•EDITOR•BOOK•Contemporary debates on terrorism•2013

    Contemporary Debates on Terrorism is an innovative new textbook, addressing a number of key issues in contemporary terrorism studies from both 'traditional' and 'critical' perspectives. In recent years the terrorism studies field has grown significantly, with an increasing number of scholars beginning to debate the complex dynamics underlying this category of violence. Within the broader field, there are many identifiable controversies and issues…

  • Development of a scale to measure individuals’ ratings of peace

    Open Access•Howard A Zucker, Roy Ahn et al.•ARTICLE•Conflict and Health•2014

    The PEACE scale may serve as a novel assessment tool in the health sector and be valuable in monitoring and evaluating the peace-building impact of health initiatives in conflict-affected regions

  • Apocalypse now? Mortality and mental health correlates of the Doomsday Clock

    Samuel Justin Sinclair, David Silbersweig et al.•ARTICLE•Bulletin of the Atomic Scientists•2025

    This study explores the mortality and mental health correlates of the iconic Bulletin of the Atomic Scientists’ Doomsday Clock, using data published by the United States Centers for Disease Control and Prevention (CDC) and the University of Washington’s Global Burden of Disease Collaborative Network. Results indicate strong, negative associations between the Clock settings and mortality specific to Alzheimer’s disease, suicide, unintentional inju…

  • Toward a bang or a whimper? Associations between the Doomsday Clock and Trust in U.S. institutions

    Samuel Justin Sinclair, Cole Calder Sinclair•ARTICLE•Peace and Conflict Journal of…•2026

Psychology (11 works) · Criminology (10 works) · Law (10 works) · Political science (10 works) · Terrorism (10 works) · Terrorism, Counterterrorism, and Political Violence (10 works) · Social Psychology (8 works) · Law (7 works) · Politics (6 works) · Social Psychology (6 works)

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