Name the American medical doctor who was convicted in 1979 of murdering his pregnant wife and two daughters and whose story is ruminated over in a study by Janet Malcolm titled 'The Journalist and the Murderer'?
The Journalist and the Murderer: The Journalist and the Murderer is a study by Janet Malcolm about the ethics of journalism, published by Alfred A. Knopf/Random House in 1990. The Journalist and the Murderer:  The journalist in question is Joe McGinniss; the murderer is the former Special Forces captain Dr. Jeffrey R. MacDonald, who became the subject of McGinniss' 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.
Jeffrey R. MacDonald