Why We Remember (And Forget)

Charan Ranganath recently wrote an op-ed about President Biden's memory gaffes. He says forgetting is a normal part of aging. We also talk about PTSD, how stress affects memory, and what's happening when something's on the tip of your tongue. His new book is Why We Remember.

Also, John Powers reviews Cocktails with George and Martha: Movies, Marriage, and the Making of Who's Afraid Of Virginia Woolf?

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