The Biology of Trauma: Implications for Treatment & Prevention

Dr. Richard Bryant

Acute stress disorder (ASD) describes initial stress reactions that are predictive of chronic posttraumatic stress disorder (PTSD).  Recent biological models of posttraumatic stress have pointed to the importance of acute reactions in the genesis and maintenance of PTSD.  This presentation will review prevailing biological models of trauma response, with specific focus on fear conditioning models.  There will be a review of empirical studies of biological markers of adaptive and maladaptive responses to trauma.  These studies will include studies of heart rate, neuroimaging, and startle response.

Recorded at the NSW Service for the Treatment and Rehabilitation of Torture and Trauma Survivors (STARTTS)
20 August 2007, New South Wales, Australia.

Richard Bryant
Richard Bryant
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Dr. Richard Bryant

Richard Bryant is a Scientia Professor and ARC Professorial Fellow in the School of Psychology, University of New South Wales, as well as Director of the PTSD Unit, Westmead Hospital.  He has conducted a range of studies on the psychological effects of trauma.  Dr Bryant developed the first assessment measures of acute stress disorder and has conducted the only controlled trials of this condition.  He has published over 170 peer-reviewed journal articles on trauma, dissociation, and hypnosis. Dr Bryant co-authored the leading text on acute stress disorder and has received over $8 million in competitive funding, including an NHMRC Program Grant to further our understanding of the disorder.  He has served as a consultant to many civilian and military organisations on managing trauma reactions.  He is currently collaborating with leading international researchers, including those at the US National Centre of PTSD, Boston University, Oxford University, University of California San Francisco, and Stanford University.  His assessment and treatment protocols are currently being employed by many civilian and military agencies around the world, including those coordinating mental health projects following the September 11 attacks and the 2004 tsunami.

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