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Stephen Hahn
Former Commissioner Stephen Hahn (49484140217).jpg
Hahn in 2019
24th Commissioner of Food and Drugs
In office
December 17, 2019 – January 20, 2021
President Donald Trump
Preceded by Brett Giroir (acting)
Succeeded by Janet Woodcock (acting)
Robert Califf
Personal details
Born (1960-01-22) January 22, 1960 (age 65)
Education Rice University (BA)
Temple University (MD)

Stephen Michael Hahn (born January 22, 1960) is an American physician. He served as the head of the Food and Drug Administration (FDA) from 2019 to 2021. The FDA is a government agency that makes sure our food, medicines, and other health products are safe.

Before working for the government, Dr. Hahn was a cancer doctor. He was a top medical leader at the MD Anderson Cancer Center. In 2021, he joined a company called Flagship Pioneering. This company helped start Moderna, which made one of the COVID-19 vaccines.

Education and Early Career

Stephen Hahn studied biology at Rice University and earned his degree in 1980. He then went to Temple University to become a doctor, getting his medical degree in 1984.

After medical school, Dr. Hahn trained at the University of California, San Francisco. He specialized in internal medicine. Later, he studied medical oncology (cancer medicine) at the National Institutes of Health (NIH). The NIH is a big research center for health.

Career as a Doctor and Researcher

After his training, Dr. Hahn worked as a radiation oncologist. This type of doctor uses radiation to treat cancer. He worked in Santa Rosa, California.

From 1991 to 1994, he did more training in radiation oncology at the NIH. He also served in the United States Public Health Service Commissioned Corps. This is a group of health professionals who work for the U.S. government.

In 1996, Dr. Hahn joined the University of Pennsylvania School of Medicine. There, he treated cancer patients and did research. He helped expand the research programs in radiation oncology. He also helped develop the Perelman Center for Advanced Medicine Robert's Proton Center. This is a very large center that uses a special type of radiation therapy called proton therapy to treat cancer.

In 2015, Dr. Hahn became the head of radiation oncology at the University of Texas MD Anderson Cancer Center. This is a famous cancer treatment center in Houston. He oversaw different departments related to radiation therapy. In 2018, he became the Chief Medical Executive there. As a doctor, he focused on treating cancers in the chest, bones, and urinary system.

Professional Groups

Dr. Hahn is a member of several important medical groups. These include:

  • The American Society of Clinical Oncology
  • The American Society for Radiation Oncology
  • The American Association for Cancer Research

These groups help doctors and scientists share new information about cancer treatment and research.

Personal Life

Stephen Hahn has been married for over 30 years. He and his wife have four children.

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