Colleen Krajewski
Practicing physician; Assistant professor, University of Pittsburgh; Medical advisor, Bedsider.org

Colleen Krajewski, MD, MPH, is a practicing physician and an assistant professor at the University of Pittsburgh, where she specializes in family planning. She’s also a medical advisor for Bedsider.org and holds office hours to answer questions on Bedsider’s Twitter feed every Tuesday from 7 to 9pm ET.