dr. catherine gallagher, the director of the cochran college for policy at george mason university where she is the associate professor of criminology and law in society. her research focuses on improving the intersection between health care and justice systems to better address the needs of at-risk populations and public health in larger communities. she also provides guidance to numerous federal agencies, holds a ph.d. from the university of maryland. then we'll hear from dr. georgia leap, at ucla, she has worked internationally in violence -- in violence post-war settings with major focus on gangs and youth violence. she serves as senior policy adviser on gangs and youth violence for the los angeles county sheriff, lee baka, a strong supporter of the youth promise act and works with california wellness foundation, the california endowment and the advancement project. she is author of a new book, jumped in, what gangs taught me about violence, drugs, love and redemption. and we have a copy of that book. then we'll hear from bobby kemper who is a former police officer in newport news, v