Adam BisagaAdam Bisaga, MD, is an addiction psychiatrist, clinician, researcher, and professor of psychiatry at Columbia University. He conducts research on new treatments for opioid addiction and oversees a national program that mentors physicians treaing opioid addictions. He is a UN expert involved in international addiction training and program development, and he recently co-edited the UN/WHO "International Standards for the Treatment of Drug Use Disorders." Read More Read Less