Joel Armstrong

ORCID: 0000-0002-9701-9204
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About
Contact & Profiles
Research Areas
  • Psychology of Moral and Emotional Judgment
  • Social and Intergroup Psychology
  • Ethics in Business and Education
  • Cultural Differences and Values
  • Psychology of Social Influence
  • Chromosomal and Genetic Variations
  • Cinema and Media Studies
  • Experimental Behavioral Economics Studies
  • Academic and Historical Perspectives in Psychology
  • Genomics and Phylogenetic Studies
  • Genetic diversity and population structure
  • Emotions and Moral Behavior

Western University
2017-2020

University of California, Santa Cruz
2019

Research on moral dilemma judgments has been fundamentally shaped by the distinction between utilitarianism and deontology. According to principle of utilitarianism, status behavioral options depends their consequences; deontology states that consistency with norms. To identify processes underlying utilitarian deontological judgments, researchers have investigated responses dilemmas pit one against other (e.g., trolley problem). However, conceptual meaning in this paradigm is ambiguous,...

10.1037/pspa0000086 article EN other-oa Journal of Personality and Social Psychology 2017-08-17

Effects of incidental emotions on moral dilemma judgments have garnered interest because they demonstrate the context-dependent nature decision-making. Six experiments (N = 727) investigated effects happiness, sadness, and anger responses in dilemmas that pit consequences a given action for greater good (i.e., utilitarianism) against consistency with norms deontology). Using CNI model decision-making, we further tested whether three kinds shape by influencing (a) sensitivity to consequences,...

10.1037/emo0000399 article EN other-oa Emotion 2018-02-01

Moral dilemmas entail situations where decisions consistent with deontological principles (following moral rules) conflict utilitarian (maximizing overall outcomes). Past work employing process dissociation (PD) clarified that gender differences in utilitarianism are modest, but women substantially more than men. However, judgments confound two motivations: harm aversion and action aversion. The current presents a mega-analysis of eight studies ( N = 1,965) using PD to assess response...

10.1177/1948550618755873 article EN Social Psychological and Personality Science 2018-02-16

Abstract The CNI model of moral decision-making is a formal that quantifies (1) sensitivity to consequences, (2) norms, and (3) general preference for inaction versus action in responses dilemmas. Based on critique the model’s conceptual assumptions, properties dilemmas research using model, robustness findings obtained with against changes specifications, Baron Goodwin (2020) dismissed as valid approach study dilemma judgments. Here, we respond their critique, showing Goodwin’s dismissal...

10.1017/s1930297500008251 article EN cc-by-nc-nd Judgment and Decision Making 2020-11-01

Abstract Cactus, a reference-free multiple genome alignment program, has been shown to be highly accurate, but the existing implementation scales poorly with increasing numbers of genomes, and struggles in regions duplicated sequence. We describe progressive extensions Cactus that enable tens thousands large vertebrate genomes while maintaining high quality. show is capable scaling hundreds beyond by describing results from an over 600 amniote which our knowledge largest yet created....

10.1101/730531 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2019-08-09
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