What are you optimistic about?
Subtitle: today's leading  thinkers on why things are good and getting better
By: edited by John Brockman
Contributors: Brockman, John, 1941-
Publisher: Harperperennial
Published: 2007
Place of publication: New York
Language: eng
Number of pages: 374
ISBN-13: 9780061436932
Subjects: Social prediction
Notes: Includes index