Jeffrey A. Singer, MD received his BA from Brooklyn College and his MD from New York Medical College. After completing his surgical residency and receiving Board Certification he began a private practice as a general surgeon in Phoenix, Arizona and became a Fellow of the American College of Surgeons. He is a Senior Fellow at the Cato Institute in Washington, DC, serving in the Department of Health Policy Studies. He is also a Visiting Fellow at the Goldwater Institute in Phoenix, AZ. His principal areas of scholarship are health care policy, drug policy, drug prohibition, and harm reduction. Dr. Singer has been practicing medicine for more than 30 years.