(written from a Production point of view)
Thomas Dunne Books is an imprint of St. Martin's Press, a division of Macmillan Publishers. The company was established in 1986 and resides in New York City.
The company, together with St. Martin's Press, published The Fifty-Year Mission: The First 25 Years and The Fifty-Year Mission: The Next 25 Years in 2016. The same year, they also published another book by Shatner, Leonard: My Fifty-Year Friendship with a Remarkable Man.