Terry Gross

Tom Standage is author of "The Victorian Internet."(Walker) He explores the development of the telegraph and the parallels it has with today's internet. Standage is a science writer for The Economist in London. He lives in Greenwich, England.

Neil Gershenfeld is author of "When Things Start to Think." (Henry Holt) He talks about his research into the future technology. This includes shoes with computers in them, Refrigerators that tell you when the milk is expired, and coffee cups that know how you like your coffee. He co-directs the Things That Think research consortium at the MIT Media Lab in Cambridge, Ma.

Authority on complementary cancer treatments Michael Lerner. and founder of The Commonweal Cancer Help Program. He's also the author of the book "Choices in Healing: Integrating the Best of Conventional and Complementary Approaches to Cancer" (The MIT Press). Lerner won a MacArthur Prize Fellowship for his work in public health in 1983. His research institute was featured on Bill Moyers' PBS series "Healing and the Mind."