John Hammond Pays Tribute to Robert Johnson.

Bill Joy. He's a founder and Vice President of Research and Development for Sun Microsystems, one of the most innovative and successful computer companies. He imagines the computer of 14 years from now, a machine he calls the "2001 computer." It will be a phenomenally fast machine (128,000 times the speed of current computers), with a memory capacity the equivalent of 300,000 books, all fitting into the size of a sugar cube. (Interview with Sedge Thomson)

Outdoorswoman and veteran river guide Kathleen Meyer. Her new book How to Shit in the Woods, examines in a non-Victorian way the hows and wheres of personal hygiene in the great outdoors. Behind the book's humorous tone and anecdotes is a serious issue - human waste, if not properly disposed, pollutes rivers and streams. (Interview by Sedge Thomson)

Language Commentator Geoffrey Nunberg recalls his days as an expatriate kicking around Rome, trying to learn Italian but being distracted by a great jukebox in a seedy club for Americans. (Rebroadcast. Originally broadcast on Wednesday, April 27, 1988.)