MICHAEL McMENAMIN is the author of the critically acclaimed Becoming Winston Churchill: The Untold Story of Young Winston and His American Mentor published in hardcover in the UK and US in 2007 by Greenwood World Publishing and in trade paperback in the US by Enigma Books in July 2009. The Churchill Book Club called it "Indispensable. The most important new book about Churchill, one you'll come back to again and again for its extraordinary insights into Churchill's genius". Martin Gilbert, Churchill's official biographer, said it was "Fascinating: a tour de force that brings life and light to one of the great early influences on Winston Churchill."

Michael is also the co-author of the Watergate era expose Milking the Public: Political Scandals of the Dairy Lobby from LBJ to Jimmy Carter (Nelson Hall, 1980) which Robert Sherrill termed "an excellent job of reporting…thoroughly entertaining". His work has also appeared in the anthologies Choice: The Best of Reason (2004) and Free Minds and Free Markets, Twenty-Five Years of Reason (1993).

Michael has been a Contributing Editor for 35 years on the leading libertarian magazine Reason, regularly ranked by the Chicago Tribune as one of the country's best magazines. He is also a member of the Editorial Board of Finest Hour, the quarterly journal of the Churchill Centre and Museum in London where his column "Action This Day" chronicles Churchill's life. Michael's articles also have appeared in the Wall Street Journal, Sacramento Bee, St. Louis Post Dispatch, Cleveland Plain Dealer, Inquiry and The Nation magazines.

Michael is a former Army counterintelligence agent and Army JAG officer. He is a member of the Association for Intelligence Officers and the International Thriller Writers Association. He has traveled extensively in Europe, South America and Asia. He was Managing Partner for twelve years of the Cleveland law firm Walter & Haverfield and was twice the Chair of the Global Coordinating Committee of Lexwork International, an alliance of 39 law firms and 2,700 lawyers in North America, South America, Europe and Asia.