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Research & Literature

The Center's research interests are focused on

  • understanding how to apply precepts of nonviolence to current public health approaches;
  • deepening understanding of the impact of past trauma on future violence and future chronic disease in inner city victims of violence;
  • evaluating the effectiveness of trauma-informed emergency department-based violence interventions, such as Healing Hurt People.


The Center contributes to book on violence prevention

A chapter entitled “Preventing Violence through Interventions in Trauma Centers” will be published in Oxford Text Books in Public Health, Violence: A Global Health Priority by Oxford University Press. 


The Prevalence of Trauma and Childhood Adversity in an Urban, Hospital-Based Violence Intervention Program in the Journal of Health Care for the Poor and Underserved

The Center conducted a cross-sectional analysis to assess the prevalence of post-traumatic stress disorder and adverse childhood experiences among victims of interpersonal violence participating in a hospital- based violence intervention program.  The article is currenly in press.


Center Publishes Article on Healing Hurt People in the Journal of Trauma & Dissociation

An article entitled “Developing a Trauma-Informed, Emergency Department-Based Intervention for Victims of Urban Violence” was recently published in the Journal of Trauma & Dissociation.  The article describes the conceptual framework of Healing Hurt People, a replicable model for emergency department-based and hospital-based violence intervention programs that addresses trauma.

"Healing the Hurt: Trauma-Informed Approaches to the Health of Boys and Young Men of Color"

To inform their Building Healthy Communities strategic plan,
The California Endowment engaged the Center for Nonviolence
& Social Justice to conduct research and develop a report on how trauma and adversity affect the health of Latino and African American boys and young men and how existing gaps can be narrowed through a trauma-informed approach. The report--entitled "Healing the Hurt: Trauma-Informed Approaches to the Health of Boys and Young Men of Color"--was released in June 2010.

Read more and access the report here.

Center contributes to book on the health of boys of color

Center authors are among those featured in  Changing Place: How Communities Will Improve the Health of Boys of Color, published by the Chief Justice Earl Warren Institute on Race, Ethnicity and Diversity at Berkeley Law, University of California.

About the Book
The challenges shaping the life chances of boys and young men of color are well-documented but still shocking. This book draws attention to the urgent need—both economic and moral—to better understand the policy and community-based factors that serve as incentives or barriers to young men and boys of color as they make critical life decisions. This volume draws attention to the potential of a public policy focus on young men and boys of color as a high-leverage strategy for promoting an agenda for equitable, sustainable, healthy communities in California and across the Nation. (from

The Center authored chapter 13 of this volume entitled "Approaching the Health and Well-Being of Boys and Men of Color Through Trauma-Informed Practice." The authors pay particular attention to the social conditions of trauma and adversity, their incidence and prevalence among this population and their health impact. The chapter then focuses on applying trauma theory to the various systems that serve these males and describes existing efforts in the U.S. that may serve as models for incorporating trauma-informed principles into the care and development of boys and men of color.

Chapter authors: Theodore Corbin, John Rich, Sandra Bloom, Linda Rich and Ann Wilson.
Acknowledgement: This book was made possible with generous support from the California Endowment.

Download the chapter
Download a pdf of the book
Purchase a copy of the book


"Improving Healthcare through Social Justice," John Rich, Drexel Reach, a Magazine of Drexel University Research, Spring 2009

Trauma and Young Boys & Men of Color:

Wrong Place, Wrong Time by John A. Rich, MD, MPH - now available from the John Hopkins University Press

"Pathways to Recurrent Trauma Among Young Black Men: Traumatic Stress, Substance Abuse, and the 'Code of the Street'," by John A. Rich, MD, MPH and Courtney M. Grey, BS.

Traumatic Experience and its Impact on Individuals, Organizations and Cultures:

*New book by Sandra Bloom - Destroying Sanctuary: The Crisis in Human Service Delivery Systems

Sanctuary Model® literature and works by Sandra Bloom

Other Recent Publications

  • Fischer K, Purtle, C, and Corbin. The Affordable Care Act’s Medicaid expansion creates incentive for state Medicaid agencies to provide reimbursement for hospital-based violence intervention programmes. Inj Prev, 2014, May 8.
  • Adams EJ. Healing Invisible Wounds: Why investing in trauma-informed care for children in the justice system makes sense [policy brief]. Justice Policy Institute. July, 2010.
  • Corbin TJ, Purtle J, Rich LJ, Rich JA, Adams EJ, Yee G. The Prevalence of Trauma and Childhood Adversity in an Urban, Hospital-Based Violence Intervention Program. The Journal of Healthcare for the Poor and Underserved. 2013; 24(3): 1021-30.
  • Purtle, J., Dicker, R., Cooper, C., Corbin, T., Greene, M., Marks, A., Creaser, D., Topp, D., Mooreland, D. “Hospital-based Violence Intervention Programs Save Lives and Money.” Journal of Trauma and Acute Care Surgery. 2013 Aug;75(2):331-3. PMID: 23887566.


Recent Presentations

  • Adams EJ, Purtle J, Delgado D, Thompson H, Corbin T. Hospital-Based Violence Intervention Programs: Stopping the Cycle of Violence in Your Emergency Department [oral presentation]. Presented at the Philadelphia Chapter of the Emergency Nurses Association, Philadelphia, PA, August 8, 2013.
  • Adams EJ, Baccare R. Healing Hurt People: The Violence Intervention Program at St. Christopher’s Hospital [oral presentation]. Presented at the St. Christopher’s Hospital for Children Emergency Department Charge Nurse Meeting, Philadelphia, PA, September 12, 2013.
  • Adams EJ. Violence Intervention: Public Health in the Emergency Department [oral presentation]. Presented at the Pennsylvania Chapter of the American College of Emergency Physicians Residents Day, Philadelphia, PA, September 25, 2013.
  • Adams, EJ, Delgado, D, Violence and Trauma Prevention in the Emergency Department [panel]. Panelist at the Drexel University Health Professions Dinner and Discussion Series, Philadelphia, PA, February 27, 2014.
  • Purtle, J. “The Politics of PTSD: A Content Analysis of Federal Legislation Aimed at Addressing PTSD (1989-2009).” International Society for Traumatic Stress Studies Annual Meeting. Philadelphia, PA. November 8, 2013.
  • Purtle, J., Dicker, R., Cooper, C., Corbin, T., Marks, A., Greene, M., Creaser, D., Topp, D., Mooreland, D. “Hospital-based Violence Intervention Programs: Policy Perspectives and Potential Cost Savings.” American Public Health Association Annual Meeting. Boston, MA. November 5, 2013.
  • Stolbach, B., Watson, A., Smith, J., McCory, J. Purtle, J. “We Shall Overcome: Urban Narratives of the Struggle to Heal From Personal and Structural Violence.” International Society for Traumatic Stress Studies Annual Meeting. Philadelphia, PA. November 7, 2013.
  • Stolbach, B., Bocanegra, E., Habib, M., Hidalgo, J., Purtle, J., Gaytan, F., Saclarides, K., Tandon, D. “Innovative Approaches to Prevention and Intervention with High Risk and Gang-Involved Youth.” International Society for Traumatic Stress Studies Annual Meeting. Los Angeles, CA. November 3, 2012.