He has shared that enthusiasm with public radio and TV fans for more than 35 years.
His most recent book is entitled Present At The Future.
His numerous TV credits include six years as host and writer for the Emmy-award-winning Newton's Apple on PBS and science reporter for CBS This Morning. He wrote, produced and hosted Transistorized!, an hour-long PBS documentary about the history of the transistor, which aired on PBS. He is also host of the four-part PBS series Big Ideas.
