Margaret Hamburg, former New York City healthy commissioner, was named the new head of the Food and Drug Administration on March 14, 2009.ABC News: Obama Taps Ex-NYC Health Commissioner to Lead FDA (March 14, 2009) Hamburg, who has experience in neuroscience, drug research and public health, has held a number of different positions in health-related organizations. In 2005, she was the Senior Scientist for the Nuclear Threat Initiative and has experience as an AIDS researcher at the National Institutes of Health.Bloomberg.com: Hamburg Said to Be Obama’s Pick for FDA Commissioner (March 11, 2009)