What is the profession of the subject of the 1983 book "Fatal Vision"?
Jeffrey R. MacDonald Jeffrey Robert MacDonald (born October 12, 1943) is an American medical doctor who was convicted in 1979 of murdering his pregnant wife and two daughters in February 1970.
Haldan Keffer Hartline Haldan Keffer Hartline {'1': ", '2': ", '3': 'ForMemRS', '4': "} (December 22, 1903 – March 17, 1983) was an American physiologist who was a co-recipient (with George Wald and Ragnar Granit) of the 1967 Nobel Prize in Physiology or Medicine for his work in analyzing the neurophysiological mechanisms of vision.