W. Paul Williamson, Ph.D. (1999), is Professor of Psychology at Henderson State University (USA). He has authored/co-authored numerous articles and books on psychology of religion, including The Psychology of Religious Fundamentalism (Guilford, 2005) and Conjectures and Controversy in the Study of Fundamentalism (Brill, 2020).Sarah Demmrich (m. Kaboğan), Ph.D. (2014), is a Post-doc researcher at the University of Münster (Germany) and Associate Professor of Empirical Research on Religion and Interreligious Studies at the University of Berne (Switzerland). She was the leader of the research project "Religious Fundamentalism" at the Cluster of Excellence "Religion and Politics" at University of Münster (2019-2021) and is currently working on the project "Resentment as the Affective Basis of Radicalization" at the same university.

• AbstractKeywords1. Introduction1.1. Collection and Categorization of Studies, and Overview of Chapters1.2. Method of Review and Evaluation2. Construct Definitions and Measurements of Fundamentalism2.1. Earlier Measures of Fundamentalism (1951-1990)2.1.1. An Exceptional Early Measure of Fundamentalism2.2. More Recent Measures of Fundamentalism (1991-2020)2.2.1. Measures of Fundamentalism Based on General Concepts2.2.2. Religious Fundamentalism Scale (RFS)2.2.3. Intratextual Fundamentalism Scale (IFS)2.2.4. Multi-Dimensional Fundamentalism Inventory (MDFI)2.2.5. North American Protestant Fundamentalism Scale (NAPFS)2.2.6. Moaddel-Karabenick Fundamentalism Scale (MKFS)2.2.7. Bible Verse Selection Task (BVST)2.3. Chapter Conclusion3. Demographics of Fundamentalism4. Fundamentalism Research on Cognitive Issues4.1. Fundamentalist Beliefs and Worldview4.1.1. Moral Beliefs4.1.2. Worldview4.2. Cognition Studies4.2.1. Specific Cognition Areas4.2.2. General Cognition Issues4.3. Chapter Conclusion5. Research on Lifespan and Health5.1. Lifespan Issues5.1.1. Development5.1.2. Family and Marriage5.1.3. Sexual and Gender Issues5.1.4. Death5.2. Health Issues5.2.1. Mental Health5.2.2. Physical and Spiritual Health5.3. Chapter Conclusion6. Personality, Social, and Reactionary Issues6.1. Personality and Virtues6.1.1. Authoritarianism6.2. Social Issues6.2.1. Criminal Justice6.2.2. Politics6.3. Reactionary Issues6.3.1. Militancy and Recruitment6.3.2. Threat6.4. Chapter Conclusion7. Research on Social Bias7.1. Ethnic Bias7.2. Sexual Bias7.2.1. Homosexual Prejudice7.2.2. Gender Prejudice7.2.3. Transgender and Bisexual Prejudice7.3. Group Bias7.3.1. Ethnocentrism7.3.2. Religious Prejudice7.3.3. Ingroup/Outgroup Prejudice7.4. Studies Reporting Composites of Social Bias7.5. Chapter Conclusion8. General Conclusion8.1. Overall Findings8.2. Sample Issues8.3. Methodological Issues8.3.1. Specific Methodology Considerations8.3.2. SEM and Mediation Methods of Analysis8.4. Theory—the Missing Link—and Closing RemarksAcknowledgmentsReferences

W. Paul Williamson, Ph.D. (1999), is Professor of Psychology at Henderson State University (USA). He has authored/co-authored numerous articles and books on psychology of religion, including The Psychology of Religious Fundamentalism (Guilford, 2005) and Conjectures and Controversy in the Study of Fundamentalism (Brill, 2020).Sarah Demmrich (m. Kaboğan), Ph.D. (2014), is a Post-doc researcher at the University of Münster (Germany) and Associate Professor of Empirical Research on Religion and Interreligious Studies at the University of Berne (Switzerland). She was the leader of the research project "Religious Fundamentalism" at the Cluster of Excellence "Religion and Politics" at University of Münster (2019-2021) and is currently working on the project "Resentment as the Affective Basis of Radicalization" at the same university.

• AbstractKeywords1. Introduction1.1. Collection and Categorization of Studies, and Overview of Chapters1.2. Method of Review and Evaluation2. Construct Definitions and Measurements of Fundamentalism2.1. Earlier Measures of Fundamentalism (1951-1990)2.1.1. An Exceptional Early Measure of Fundamentalism2.2. More Recent Measures of Fundamentalism (1991-2020)2.2.1. Measures of Fundamentalism Based on General Concepts2.2.2. Religious Fundamentalism Scale (RFS)2.2.3. Intratextual Fundamentalism Scale (IFS)2.2.4. Multi-Dimensional Fundamentalism Inventory (MDFI)2.2.5. North American Protestant Fundamentalism Scale (NAPFS)2.2.6. Moaddel-Karabenick Fundamentalism Scale (MKFS)2.2.7. Bible Verse Selection Task (BVST)2.3. Chapter Conclusion3. Demographics of Fundamentalism4. Fundamentalism Research on Cognitive Issues4.1. Fundamentalist Beliefs and Worldview4.1.1. Moral Beliefs4.1.2. Worldview4.2. Cognition Studies4.2.1. Specific Cognition Areas4.2.2. General Cognition Issues4.3. Chapter Conclusion5. Research on Lifespan and Health5.1. Lifespan Issues5.1.1. Development5.1.2. Family and Marriage5.1.3. Sexual and Gender Issues5.1.4. Death5.2. Health Issues5.2.1. Mental Health5.2.2. Physical and Spiritual Health5.3. Chapter Conclusion6. Personality, Social, and Reactionary Issues6.1. Personality and Virtues6.1.1. Authoritarianism6.2. Social Issues6.2.1. Criminal Justice6.2.2. Politics6.3. Reactionary Issues6.3.1. Militancy and Recruitment6.3.2. Threat6.4. Chapter Conclusion7. Research on Social Bias7.1. Ethnic Bias7.2. Sexual Bias7.2.1. Homosexual Prejudice7.2.2. Gender Prejudice7.2.3. Transgender and Bisexual Prejudice7.3. Group Bias7.3.1. Ethnocentrism7.3.2. Religious Prejudice7.3.3. Ingroup/Outgroup Prejudice7.4. Studies Reporting Composites of Social Bias7.5. Chapter Conclusion8. General Conclusion8.1. Overall Findings8.2. Sample Issues8.3. Methodological Issues8.3.1. Specific Methodology Considerations8.3.2. SEM and Mediation Methods of Analysis8.4. Theory—the Missing Link—and Closing RemarksAcknowledgmentsReferences

W. Paul Williamson, Ph.D. (1999), is Professor of Psychology at Henderson State University (USA). He has authored/co-authored numerous articles and books on psychology of religion, including The Psychology of Religious Fundamentalism (Guilford, 2005) and Conjectures and Controversy in the Study of Fundamentalism (Brill, 2020).Sarah Demmrich (m. Kaboğan), Ph.D. (2014), is a Post-doc researcher at the University of Münster (Germany) and Associate Professor of Empirical Research on Religion and Interreligious Studies at the University of Berne (Switzerland). She was the leader of the research project "Religious Fundamentalism" at the Cluster of Excellence "Religion and Politics" at University of Münster (2019-2021) and is currently working on the project "Resentment as the Affective Basis of Radicalization" at the same university.

• AbstractKeywords1. Introduction1.1. Collection and Categorization of Studies, and Overview of Chapters1.2. Method of Review and Evaluation2. Construct Definitions and Measurements of Fundamentalism2.1. Earlier Measures of Fundamentalism (1951-1990)2.1.1. An Exceptional Early Measure of Fundamentalism2.2. More Recent Measures of Fundamentalism (1991-2020)2.2.1. Measures of Fundamentalism Based on General Concepts2.2.2. Religious Fundamentalism Scale (RFS)2.2.3. Intratextual Fundamentalism Scale (IFS)2.2.4. Multi-Dimensional Fundamentalism Inventory (MDFI)2.2.5. North American Protestant Fundamentalism Scale (NAPFS)2.2.6. Moaddel-Karabenick Fundamentalism Scale (MKFS)2.2.7. Bible Verse Selection Task (BVST)2.3. Chapter Conclusion3. Demographics of Fundamentalism4. Fundamentalism Research on Cognitive Issues4.1. Fundamentalist Beliefs and Worldview4.1.1. Moral Beliefs4.1.2. Worldview4.2. Cognition Studies4.2.1. Specific Cognition Areas4.2.2. General Cognition Issues4.3. Chapter Conclusion5. Research on Lifespan and Health5.1. Lifespan Issues5.1.1. Development5.1.2. Family and Marriage5.1.3. Sexual and Gender Issues5.1.4. Death5.2. Health Issues5.2.1. Mental Health5.2.2. Physical and Spiritual Health5.3. Chapter Conclusion6. Personality, Social, and Reactionary Issues6.1. Personality and Virtues6.1.1. Authoritarianism6.2. Social Issues6.2.1. Criminal Justice6.2.2. Politics6.3. Reactionary Issues6.3.1. Militancy and Recruitment6.3.2. Threat6.4. Chapter Conclusion7. Research on Social Bias7.1. Ethnic Bias7.2. Sexual Bias7.2.1. Homosexual Prejudice7.2.2. Gender Prejudice7.2.3. Transgender and Bisexual Prejudice7.3. Group Bias7.3.1. Ethnocentrism7.3.2. Religious Prejudice7.3.3. Ingroup/Outgroup Prejudice7.4. Studies Reporting Composites of Social Bias7.5. Chapter Conclusion8. General Conclusion8.1. Overall Findings8.2. Sample Issues8.3. Methodological Issues8.3.1. Specific Methodology Considerations8.3.2. SEM and Mediation Methods of Analysis8.4. Theory—the Missing Link—and Closing RemarksAcknowledgmentsReferences