Peace and Violence Dynamics/Expert Profile

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Steven Valdivia


Origins of gangs; causes of gangs; how a community evolves to violence and/or peace; new and workable solutions to gangs, riots and forms of community violence; psycho-social aspects of gang activity. Connection of gangs to riots and other community violence

Experience in the area

First gang czar in Los Angeles City and County - 1973-1995; National trainer, lecturer and educator for Dept of Justice and as consultant; invented Target Area Strategy (multi-agency interdisciplinary strategy) still used today; developed new paradigm based on continuum.


Steven Valdivia is co-chair of the Peace and Non-Violence Research Group, Institute for Computing in Humanities, Arts and Social Science (I-CHASS), National Center for Supercomputing Applications (NCSA), University of Illinois, Urbana-Champaign. His book: “Forces Gangs to Riots. Evolution to Gangs, Riots and Back to Peace" is available at Amazon, etc.


Author, "Forces...Gangs to Riots...Evolution to Gangs, Riots and Back to Peace". Also articles in LA Times; Newsweek, Christian Science Monitor, guest on ABC Nightline...many others


Phd Psychology; Book Series: "Forces, Gangs to Riots…" Volumes 1,2 and 3. Certified expert NPG. Member of Sociology and Cyber-Infrastructure to Study and Combat Violence (HCSCV) Group, UIUC; numerous credentials in law enforcement and gang training.

Awards and Honors

Honored: US Congressional Record…too many to list including City and County of Los Angeles; LA County Sheriff, LAPD, LA Unified Schools, US Congress, State of California… many many more…

Past/Present Clients

National Assoc of District Attorneys; Law Enforcement Admin Assistance; LA County Interagency Gang Task Force...many others

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