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To create the LSRP, Levenson et al. only used undergraduate students studying psychology at a specific university. This is an example of selection bias and is likely to have negative implications for the external validity of the scale as the wider population does not consist of only undergraduate students. [15]
Daniel J. Levinson (May 28, 1920 – April 12, 1994), a psychologist, was one of the founders of the field of positive adult development.Levinson is most well known for his theory of stage-crisis view, however he also made major contributions to the fields of behavioral, social, and developmental psychology.
Cover of Hare's Psychopathy Checklist-Revised (2nd ed., 2003). The Psychopathy Checklist or Hare Psychopathy Checklist-Revised, now the Psychopathy Checklist—revised (PCL-R), is a psychological assessment tool that is commonly used to assess the presence and extent of psychopathy in individuals—most often those institutionalized in the criminal justice system—and to differentiate those ...
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Retrospective cohort study: Participants are chosen, then data are collected about their past experiences. Prospective cohort study: Participants are recruited prior to the proposed independent effects being administered or occurring. Cross-sectional study: A population is sampled on all proposed measures at one point in time.
I'm no expert on using the LSRP, but the information on scoring says "0-48: Non-psychopathic group". This is for a 4-point Likert scale, where 1 = Strongly disagree, 2 = Somewhat disagree, 3 = Somewhat agree, 4 = Strongly agree. If the minimum score for each item is 1, and there are 26 items, the lowest possible score should be 26, not 0.
The Affective Slider is an empirically validated digital scale for the self-assessment of affect composed of two slider controls that measure basic emotions in terms of pleasure and arousal, [6] which constitute a bidimensional emotional space called core affect, that can be used to map more complex conscious emotional states.
Harry Levinson (1922 – June 26, 2012) was an American psychologist and consultant in work and organizational issues. [1] He was a pioneer in the application of psychoanalytic theory to management and leadership.