Reports on the misconceptions held about behavior analysis among students in two advanced undergraduate courses in behavior modification. Finds that only 3 of 13 common misconceptions were held widely. Reveals that these three misconceptions were resistant to change. (CFR)

Constructs a model applying evolutionary biology theory to the development of children's sense of justice. Maintains that competition for scarce resources causes many of the moral problems involving justice. Examines the place of emotions in the sense of justice. Hypothesizes rules of justice that predate cultural history. (CH)