Responds to comments made by Rhemtulla and Xu on the current authors' original paper Concepts of individual objects (e.g., a favorite chair or pet) include knowledge that allows people to identify these objects, sometimes after long stretches of time. In an earlier article, the authors set out experimental findings and mathematical modeling to…

Suggests the use of scenario analysis in assessing some of the options offered as interventions to adolescent crime prevention, including child protection policies and guardianship, and parent licensing. Also explores the problem of racism and other social concerns in implementing some interventions. Finally, the influence of IQ on sociopathy is…