PAXIS Institute

Exposure to parental verbal abuse is associated with increased gray matter volume in superior temporal gyrus

Objective Exposure to parental verbal aggression (PVA) during childhood increases risk for the development of...

Timing matters: long term effects of adversities from prenatal period up to adolescence on adolescents’ cortisol stress response

Objective Altered cortisol response is a vulnerability marker for a variety of stress-related diseases and...

The health and social consequences of adverse childhood experiences (ACE) across the lifespan: an introduction to prevention and intervention in the community

This introduction to the themed issue overviews the Adverse Childhood Experiences (ACE) Study and discusses...

Stress, cortisol, and externalizing behavior in adolescent males: an examination in the context of multisystemic therapy

Stress and hypothalamic–pituitary–adrenal (HPA) axis dysregulation have been associated with externalizing behavior in adolescence, but...

Good behavior game: Effects of individual contingencies for group consequences on disruptive behavior in a classroom

Out-of-seat and talking-out behaviors were studied in a regular fourth-grade class that included several “problem...

Evaluation of a school-based, universal violence prevention program: low-, medium-, and high-risk children

The current investigation examined the differential effectiveness of Peace Builders, a large-scale, universal violence prevention...

Utility of TOCA-R scores during the elementary school years in identifying later violence among adolescent males

Objective To evaluate the utility of a teacher-rating instrument (TOCA-R) of aggressive behavior during elementary...

Trajectories of suicidal ideation from sixth through tenth grades in predicting suicide attempts in young adulthood in an urban African American cohort

The trajectory of suicidal ideation across early adolescence may inform the timing of suicide prevention...

Reversibility of the reinforcement relation

Parameters were identified for the rat which both made drinking more probable than running and...

Use of the Premack principle in controlling the behavior of nursery school children

Premack's principle (Premack, 1959) can be stated: if behavior B is of higher probability than...