Sexual Violence Research Initiative
The SVRI aims to increase awareness and promote research on sexual violence and its linkages to other forms of violence to influence policy and practice, particularly in low and middle income countries. Here is one of their reports [PDF] on the effectiveness of intervening to prevent boys and young men from engaging in sexual violence.
The Oak Foundation
This group commits its resources to address issues of global, social and environmental concern, particularly those that have a major impact on the lives of the disadvantaged. This report summarize current knowledge of the effectiveness of childhood prevention/education programs.
Partners for Prevention
UNDP, UNFPA, UN Women & UNV regional joint programme for the prevention of violence against women and girls in Asia and the Pacific.
The Learning Network
An initiative of the University of Western Ontario Centre for Research & Education on Violence against Women And Children, its purpose is to increase the effectiveness and reach of public education and professional training materials developed to address violence against women (VAW). Here’s their list of programs intended to help change behaviour and attitudes of men and boys.