Terry Gross

In his new book, Disarming Iraq, Blix writes about what happened in the months leading up to the war in Iraq last year. Blix, formerly the head of the U.N. Monitoring, Verification and Inspection Commission, has been named chairman of the newly formed International Commission on Weapons of Mass Destruction, which began its work in January 2004.

With his book, The Elegant Universe, physicist Brian Greene developed a reputation for explaining complex scientific theories with insight and clarity. The book was the basis for a PBS series. His new book is The Fabric of the Cosmos: Space, Time, and the Texture of Reality. Greene is a professor of physics and mathematics at Columbia University. He received his undergraduate degree from Harvard and his doctorate from Oxford, where he was a Rhodes scholar.

His new memoir is called When I was Cool: My Life at the Jack Kerouac School. As a teenager, Kashner left his comfortable suburban life on Long Island, N.Y. and became the first student to attend the Jack Kerouac School of Disembodied Poetics in Boulder, Colo. Kasher's teachers were the great beat writers William Burroughs, Allan Ginsberg, Gregory Corso and Kerouac. Kashner is also the author of a novel, Sinatraland, as well as three non-fiction books. He is a regular contributor to Vanity Fair.

Gorenberg is an associate editor and columnist for The Jerusalem Report and a regular contributor to The New Republic. He's the author of The End of Days: Fundamentalism and the Struggle for the Temple Mount (in paperback, Oxford University Press).

LaHaye is the co-author of the extremely popular Left Behind series of books. On March 30, the 12th and final book in the series, The Glorious Appearing, goes on sale. The entire initial print run of nearly 2 million copies has already been snapped up by bookstores in anticipation of demand. LaHaye is also the former co-chairman of Jack Kemp's presidential campaign and served on the original board of directors of the Moral Majority.

His new book is Between Midnight and Day: The Last Unpublished Blues Archive. It is a large-format book with photos and text by Waterman. In the early 1960s, Waterman became interested in traditional blues music. He rediscovered blues legend Son House living in Rochester, N.Y. Waterman then formed Avalon Productions, the first agency dedicated to promoting blue artists. Waterman managed many acts, including Bonnie Raitt. He's been representing and photographing blues artists for more than 40 years. He is the only non-performer to be inducted into the Blues Hall of Fame.

He's now the area security manager for KBR, a division of Halliburton, a private military firm. Vargas has been stationed in Tikrit, Iraq, for the past year. He talks about the capture of Saddam Hussein, which took place in Tikrit. Vargas is a retired Command Sergeant Major of the U.S. Special Forces. He's written the foreword to the new book Hunting Down Saddam: the Inside Story of the Search and Capture, by Robin Moore.

His new book is At the Abyss: An Insider's History of the Cold War. Reed recounts America's fight against communism at the height of the cold war. Reed was director of national reconnaissance, a special assistant to President Reagan for national security policy, and a consultant to the director of Lawrence Livermore National Laboratory, a well-known center for nuclear weapons research.

The Rise of the Vulcans: The History of Bush's War Cabinet traces the relationships between Donald Rumsfeld, Dick Cheney, Colin Powell, Paul Wolfowitz and Condoleeza Rice. The group calls itself "The Vulcans." Some of its members have known each other 30 years. Mann is a former correspondent for The Los Angeles Times.

When Armstrong decided to leave the Roman Catholic convent where she was a nun in 1969, she entered a world vastly different than the one she had been isolated from for seven years. She had no idea what was going on in Vietnam and had little idea what was happening in popular culture. She's written a new memoir, The Spiral Staircase: My Climb Out of Darkness, about her life in the convent and the spiritual quest that followed. Her other books include The Battle for God and A History of God.