Terry Gross

The New Yorker's Ryan Lizza details President Obama's response to the ongoing uprisings in North Africa and the Middle East. He explains why the president's actions — in Egypt and then in Libya — say a great deal about the administration's larger foreign policy ideology.

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.

Oncologist Siddhartha Mukherjee chronicles how our understanding of cancer has evolved in his new book The Emperor of All Maladies: A Biography of Cancer.

This interview was originally broadcast on Nov. 17, 2010. Siddhartha Mukherjee recently received the 2011 Pulitzer Prize for General Nonfiction for 'The Emperor of all Maladies.'

Combat photographer Joao Silva is at Walter Reed Army Medical Center, where he's recovering after losing his legs in an explosion in October. Greg Marinovich is a Pulitzer Prize-winning photographer who was shot four times while covering conflicts. Silva and Marinovich talk about life as war photographers with Fresh Air's Terry Gross.

German filmmaker Werner Herzog was one of the few people permitted to enter a cave in France containing the oldest recorded cave paintings. What he saw — and what he imagined — is the subject of a new documentary, The Cave of Forgotten Dreams.

Jon Sarkin was working as a chiropractor when he suffered a massive stroke. Afterwards, he became an obsessive visual artist whose work was as fragmented and cluttered as his mind had become. Sarkin is the subject of a new book, Shadows Bright as Glass, by science writer Amy Nutt.

New York Times investigative journalist Walt Bogdanich discusses his ongoing series on mistakes made during radiation treatments. He also details what a patient should always ask before receiving an type of X-ray, scan or radiation treatment.

Will Ferrell is starring in a four-episode arc on NBC's sitcom, The Office. To celebrate, Fresh Air is replaying highlights from a 2006 interview with Ferrell about his time on Saturday Night Live.

This interview was originally broadcast on Nov. 9, 2006. Will Ferrell is currently appearing in a four-episode arc on NBC's The Office.

Michelle Williams plays settler Emily Tetherow in Kelly Reichardt's frontier drama Meek's Cutoff. Both Williams and Reichardt join Fresh Air's Terry Gross for a discussion about the film, which was shot with exquisite landscapes and virtually no dialogue.