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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


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...

Past/Present Clients

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

What do you still hope to achieve/learn in this field?

Goal is to demystify gangs and community violence to make it solvable

Something interesting about this subject that others may not know:

Gangs and riots are connected as outcomes...and are not causes of violence. And...there are only four types of gangs for which there are real solutions

Something controversial or provocative about this subject

The War on Gangs is an outcome of societal acts, policies and behaviors against a people(s) over time.

Average Ratings

Recent Reviews from Users

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    K = Knowledgeability    C = Clarity of Response    P = Politeness
Adil02/25/15101010Thank you very much you are rarely .....
nawd11/03/13101010thanks steven for your helpful answer.
S. Mahabir04/20/13101010Thanks. Interesting quote, I would look at .....

Recent Answers from Steven Valdivia

2017-02-07 Query re dealing with bullying gangs:

Question seems to mix "gangs" with "social groups" that engage in negative peer behaviors.    Gangs usually have a well defined enemy group: i.e. another of the same ethnic / racial makeup in a cyclic

2014-03-14 Sociology:

1: Create advanced educational opportunities for all equally;  2: Involve community stakeholders including residents and their youth, in planning to redo communities top to bottom;   3: Establish process

2014-02-07 International Expert Interview:

This is a very deep investigation of violence in cultures. Know first of all that all violence and peace for that matter are OUTCOMES of social and environmental processes. There are many types, levels

2013-10-30 Marx's quote:

󍥮 make their own history, but they do not make it just as they please; they do not make it under circumstances chosen by themselves, but under circumstances directly encountered, given and transmitted

2013-04-20 Sociology:

I authored a quote that relates to your question:     "Peace and violence are driven by winds of change" - Steven Valdivia       The point is that either is possible as an outcome of a process. A violent


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