Participants for this study were recruited from a larger sample of fourth- through sixth-grade
students participating in a longitudinal study (N = 289 at baseline). In the larger sample, principals of local schools were approached and asked whether they would permit recruitment of participants
from their schools. If principals agreed, teachers were then approached and asked whether they would
allow a letter describing the study and consent form to be sent to all students in their class. All
students with parental consent to participate were included in the larger study. As part of the larger
study, child-, parent-, and teacher-rated questionnaires were collected.