Exploring the nature and politics of medicine, health, nutrition and the environment. http://www.garynull.com/
Black Indians / Black West Website:
William Loren Katz is a historian and author of more than 35 books on the history of people of African descent in America. Some of his books are: The Lincoln Brigade, A History of Multicultural America (8 volumes for schools), The Black West, Flight from the Devil: Six Slave Narratives, Black Women of the Old West, The Invisible Empire: The Ku Klux Klan Impact on History, Black Indians: A Hidden Heritage.
http://www.thefuturesite.com/wlkatz/
Donald E. Knuth:
Author of the three-volume The Art of Computer Programming. Wrote TeX, MetaFont
and WEB applications. Recipient of computer science's most prestigious prize, the Turing Award in 1974.
http://www-cs-faculty.stanford.edu/~knuth
Paul Lutus
Designed electronics for the NASA Space Shuttle, author of Apple Writer, Sailed a 31-foot boat around the world, solo; Wrote about it in "Confessions of a Long-Distance Sailor;" Also some interesting essays, such as "Creative problem-solving," "Why are computers so hard to use?," "Computer Math," "How we confuse symbols and things," "How to Buy a Computer," and others.