Learn the Signs and Symptoms of PTSD, with Dr. Bessel Van Der Kolk

One of the world's foremost psychiatrists specializing in PTSD, Dr. Bessel van der Kolk visits Big Think to discuss the history of the disorder, its varying effects on sufferers of all ages, and forms of treatment that can "help people to come back to life." To understand PTSD, says Dr. van der Kolk, you have to understand the nature of trauma and the ways in which traumatic triggers can vaporize anyone's joie de vivre.