The first of December is World AIDS Day and our guest on Sunday is Bill McColl, an 18-year advocate for HIV/AIDS policy, drug treatment and policy and criminal justice reform. He is the Vice President and Director of Health Policy at AIDS United whose mission is to end the AIDS epidemic in the U.S. through strategic grant making, capacity building, policy/advocacy, technical assistance and formative research. His interest in HIV work began while serving as Government Relations Director at NAADAC: The Association for Addiction Professionals in Washington, D.C.