He's a non-combat veteran and has worked with veterans and other PTSD sufferers, but doesn't specialize in this area. The author ofReptiles in Love: Ending Destructive Fights and Evolving Toward More Loving Relationships, he presents workshops for therapists and couples on the neurobiology of couples interactions and maintains a practice that includes couples therapy groups. Contact: donferguson@tds.net. Robert Scaer, M.D., was formerly associate clinical professor of neurology at the University of Colorado Health Sciences Center in Denver, Colorado. He's published numerous articles and two books addressing the neurophysiology of trauma, diseases of trauma, and concepts of healing: The Trauma Spectrum and The Body Bears the Burden. Contact: scaermdpc@msn.com.