Stephen Leff

Co-Director of the Center for Violence Prevention at Children's Hospital of Philadelphia · Children's Hospital of Philadelphia

Credentials: · ·

History

Developing Modules to Address Microaggressions and Discriminatory Behaviors
National Institute of General Medical Sciences · R25
Contact PI · $186.3K · Children's Hosp of Philadelphia
2023–2026
The Friend to Friend Program: Effectiveness When Conducted by School Staff
National Institute of Child Health and Human Development · R01
Contact PI · $3M · Children's Hosp of Philadelphia
2019–2026
Determining the Effectiveness of a Relational Aggression Intervention for Urban A
National Institute of Mental Health · R01
Contact PI · $2.8M · Children's Hosp of Philadelphia
2007–2014
Using Community-Based Participatory Research and Qualitative Methods to Evaluate
National Center for Research Resources · R21
Contact PI · $451.2K · Children's Hosp of Philadelphia
2009–2013

Effectiveness of Treatment for Relational Aggression in Urban African American Girls
Principal investigator · Completed · Phase 3
Children's Hospital of Philadelphia
2007–2015
Behavior Change Family Counseling to Reduce Rate of Weight Gain in At-Risk Children
Principal investigator · Completed
Children's Hospital of Philadelphia
2006–2015