Jack Laurence Chalker was an American science fiction author. Chalker was also a Baltimore City Schools history teacher in Maryland for 12 years, retiring during 1978 to write full-time. He also was a member of the Washington Science Fiction Association and was involved in the founding of the Baltimore Science Fiction Society.
John Millen Lasenby, commonly known as Jack Lasenby, was a New Zealand writer. He wrote over 30 books for children and young adults, many of which were shortlisted for or won prizes. He was also the recipient of numerous awards including the Margaret Mahy Medal and Lecture Award in 2003 and the Prime Minister's Award for Literary Achievement for Fiction in 2014.
Jack Lindsay was an Australian-born writer, who from 1926 lived in the United Kingdom, initially in Essex. He was born in Melbourne, but spent his formative years in Brisbane. He was the eldest son of Norman Lindsay and brother of author Philip Lindsay.
John Griffith Chaney, better known as Jack London, was an American novelist, journalist and activist. A pioneer of commercial fiction and American magazines, he was one of the first American authors to become an international celebrity and earn a large fortune from writing. He was also an innovator in the genre that would later become known as science fiction.
Jack McDevitt is an American science fiction author whose novels frequently deal with attempts to make contact with alien races, and with archaeology or xenoarchaeology. Most of his books follow either superluminal pilot Priscilla "Hutch" Hutchins or galactic relic hunters Alex Benedict and Chase Kolpath. McDevitt has received numerous nominations for Hugo, Nebula, and John W. Campbell awards. Seeker won the 2006 Nebula Award for Best Novel.
Jack Mingo is an American author, journalist and beekeeper. He has written Bees Make the Best Pets, The Juicy Parts, and The Couch Potato Handbook. He and a small group of media hoaxers trademarked and popularized the term couch potato. He has written for The New York Times, The Washington Post, and Reader's Digest. He and Erin Barrett were co-founders and co-writers of the Ask Jeeves series of trivia books, which published selected "questions as they flowed, unedited, into the well-known Web site".
Jack Nusan Porter is an American writer, sociologist, human rights and social activist, and former treasurer and vice-president of the International Association of Genocide Scholars. He is a former assistant professor of social science at Boston University and a former research associate at Harvard's Ukrainian Research Institute. Currently, he is a research associate at the Davis Center for Russian and Eurasian Studies at Harvard University, where he conducts research on Israeli-Russian relations. Some of his research focuses include the life of Golda Meir, the application of mathematical and statistical models to predict genocide and terrorism, and modes of resistance to genocide. His most recent books are Is Sociology Dead?, Social Theory and Social Praxis in a Post-Modern Age, The Genocidal Mind, The Jew as Outsider, and Confronting History and Holocaust.
Jack Richon Pole, FBA, FRHistS was a British historian of the United States. After holding posts at University College, London and the University of Cambridge, he was Rhodes Professor of American History and Institutions at the University of Oxford from 1979 to 1989.