Ask a Harvard Professor

Harvard Medical School professor of neurology Rudolph Tanzi discusses how lifestyle choices can help maintain brain health during a person’s lifespan. Topics include Alzheimer’s disease and other kinds of dementia, the role of genetics and environment in health, and the importance of sleep, exercise, and diet in controlling neuroinflammation.

Makeda Best, curator of photography at the Harvard Art Museums and a visiting professor of Art, Film, and Visual Studies, shares her insights on landscape photographers, as well as photographers of war and protest, capture their historical moments, and what their work says about cultural history and politics. Topics discussed include Best’s research on Alexander Gardner, a Civil War photographer who was also active in the worker’s rights movement, her current book project on American landscape photography, and Devour the Land, the current exhibit she curated at the Harvard Art Museums.

Claudia Goldin, Henry Lee professor of economics, shares the reason why working mothers still earn less and advance less often in their careers than men: time. Even with antidiscrimination laws and unbiased managers, certain professions pay employees disproportionately more for long hours and weekends, passing over women who need that time for family care. Goldin also discusses how COVID-19’s flexible work policies may help close the gender earnings gap.

Jerrold Rosenbaum, director of Massachusetts General Hospital’s Center for the Neuroscience of Psychedelics, discusses the potential of using psychedelics, such as MDMA and magic mushrooms, to treat treatment-resistant mood disorders like depression and anxiety. Topics include the effect of psychedelics on the brain, how psychedelic therapy is conducted, the legality of medicinal psychedelics, and current research findings.

Nicholas Stephanopoulos, a political scientist and legal scholar whose research focuses on gerrymandering, explains its effect on American democracy and how it might be stopped. Topics include recent state laws that limit voting, the voting-rights bills being debated in Congress, and the current state of “alignment” between voters’ wishes and government actions.