Terry Gross

New York Times financial writer Diana Henriques was the first journalist to interview Bernie Madoff after he was sent to prison. Henriques' new book, The Wizard of Lies, details how Madoff created the biggest Ponzi scheme in history after playing a prominent role in shaping modern markets.

Anesthesiologist Emery Brown explains what physicians know — and what they don't know — about the effects of anesthesia. Unlocking its mysteries, he says, will help scientists better understand consciousness and sleep — and could lead to better treatments for pain, sleep disorders and depression.

Folksinger Hazel Dickens, a pioneer for women in bluegrass music, died Friday. She was 75. Fresh Air remembers the feminist role model with excerpts from a 1987 interview.