Extraterrestrial Life and our World View at the Turn of the Millennium
by Steven J. Dick
Dibner Library Lecture
Smithsonian Institution Libraries
May 2, 2000
Photo Credits for printed version of the lecture:
Front Cover: Copernicus with flower. Although originally symbolizing medicine, the image may also symbolize the biological universe latent in the heliocentric system. Sixteenth-century woodcut by Tobias Stimmer. Mansell collection, London.
Front Cover Background: The kingdom of the stars: the great variety of sizes, colors and compositions has given rise to elaborate classification schemes over the past century. Courtesy, U. S. Naval Observatory.
Back Cover: Hubble Deep Field South. A ten-day observation carried out in October 1998 by a team of astronomers at Goddard Space Flight Center and the Space Telescope Science Institute. The extremely narrow field view samples a 12 billion light year corridor of space. Virtually every image is a galaxy. Courtesy, R. Williams (STScI), the Hubble Deep Field-South Team, and NASA.
Page iv: Steven J. Dick and David Dibner. Photo by Hugh Talman.
Steven J. Dick is an astronomer and historian of science at the U.S. Naval Observatory in Washington, D.C. He is the President of Commission 41 (History of Astronomy) of the International Astronomical Union, and author of The Biological Universe (1996) and Life on Other Worlds (1998), both published by Cambridge University Press.
Text of the Lecture