Terry Gross

With his team of neurotrauma specialists, Dr. Ghajar worked to save the life of the young piano teacher who was severely beaten in Central Park this past June. He has pioneered national guidelines in hopes of establishing national standards for the care of brain trauma patients. Ghajar is the chief neurosurgeon at Jamaica Hospital in Queens as well as the President of the Aitken Neuroscience Institute in Manhattan.

Johnston is best known for his work with the Microscopic Septet from 1980 to 1992. His latest band, Big Trouble, has just released the album, "Flood At The Ant Farm." He has a reputation as one of contemporary music's most versatile composers. In addition to playing the saxophone, Johnston has a growing interest in scoring music for film, T.V., and radio programs. He has written the theme music for "Fresh Air." He has also written music for other NPR programs, MTV, and Comedy Central.

Philadelphia Inquirer investigative reporters Donald Barlett and James Steele. The two talk with Terry Gross about why campaign promises related to taxes should be carefully scrutinized. They say if you want to know how a 15 percent tax cut would help you, you need to look at how it would impact all of the taxes you pay. They say that often the highest tax rates are found at the state or local level.