Yemeni-Israeli Musician Ofra Haza.

Investigative reporter David Burnham. His new book, "A Law Unto Itself: Power, Politics and the IRS," takes a critical look at the Internal Revenue Service, which Burnham calls "the single most powerful instrument of social control in the United States." Burnham's previous book, "The Rise of the Computer State," is about the threat to democracy posed by the collection and storage of data by government agencies.

Photographer and adventurer Galen Rowell. Rowell has been called a cross between Sir Edmund Hillary and Ansel Adams. He's made a career out of traveling to the world's wild places and capturing them on film. An accomplished skier and mountaineer, Rowell has made more than 20 trips to the Himalayas and hundreds of climbs throughout the world.

Critic Laurie Stone reviews the latest show by photographer Cindy Sherman. Sherman's known for disguising herself and then featuring herself as the subject of her photos.