The non-fiction author Daniel Callahan died at the age of 88. Here is all you want to know, and more!
Biography - A Short Wiki
Known for his work in the field of biomedical ethics, Callahan penned such healthcare-themed philosophical works as Setting Limits: Medical Goals in an Aging Society; What Kind of Life: The Limits of Medical Progress; and Abortion: Law, Choice and Morality.
He was born and raised in Washington, D.C. His marriage to Sidney DeShazo resulted in five sons and one daughter.