This entry was published at least two years ago (originally posted on March 13, 2002). Since that time the information may have become outdated or my beliefs may have changed (in general, assume a more open and liberal current viewpoint). A fuller disclaimer is available.
Janet Asimov, in a biography of her late husband Isaac Asimov (It’s Been A Good Life), has revealed that he actually died of AIDS contracted during bypass surgery, but the doctor at the time advised that the information not be disclosed to the public. Interesting.