Now gaining increasing recognition as a promising approach to the treatment of depression, posttraumatic stress disorder (PTSD), and other psychological conditions, ketamine therapies offer new hope for patients and clinicians alike. With multiple routes of administration and practices ranging from anesthesia to psychotherapy, ketamine medicine is a diverse and rapidly growing field. The Ketamine Papers clarifies the issues and is an inspiring introduction to this powerful tool for healing and transformation—from its early use in the 1960s to its emerging role in the treatment of depression, suicidality, and other conditions. This comprehensive volume is the ideal introduction for patients and clinicians alike, and for anyone interested in the therapeutic and transformative healing power of this revolutionary medicine.