Our D.C. lunchtime lecture series continues with a focus on Georgetown. Founded in 1751, it predates the establishment of the federal district and Washington City by 40 years. Each week, expert lecturers focus on one of the extraordinary historic places that make Georgetown the unique neighborhood it is. This lecture features the Oak Hill Cemetery.

Join museum education consultant Sheila Pinsker for a close-up look at the rich and fascinating of Philadelphia as a center of American medicine. Explore the home of pioneering surgeon Philip Syng Physick, the Pennsylvania Hospital, and the Mutter Museum.

In a five-part series, listen to National Institutes of Health directors and scientific and medical experts discuss what is currently “hot” in biomedical research—and what it all means for our health and medical treatment today and in the future. This session features William Gahl, Clinical Director, National Human Genome Research Institute and Director, NIH Undiagnosed Diseases Program.

Laurie Marker, founder of the Namibia-based Cheetah Conservation Fund and Suzan Murray, the director of the Smithsonian Global Health Program at the Smithsonian Conservation Biology Institute, delve into the complex network of social, economic and environmental problems that must be unraveled if the cheetah, Africa's most endangered big cat, is to have a permanent place on Earth.

At the center of Fox’s wildly popular hip-hop drama, Empire, is the captivating Cookie Lyon. The force behind Cookie is D.C. native Taraji P. Henson, an Academy Award nominee and Golden Globe winner. Henson talks about her new memoir, Around the Way Girl, about making a life and building career—and what really happens behind the scenes on Empire.