Andrew David Morton (born 1953) is an English journalist and writer who has published biographies of royal figures such as Diana, Princess of Wales, and celebrity subjects including Tom Cruise, Madonna, Angelina Jolie and Monica Lewinsky; several of his books have been unauthorised and contain contested assertions.

[4][5] The revelation, which came after years of denial of getting any input from Diana for the book, together with the release of her recorded conversations on tapes caused a mixed reaction in the press, with some accusing Morton of breaching confidentiality and exploiting the tragedy of her untimely death and others praising his candour.

Reviewers commented on the lack of depth, the frequent drawing on information from Morton's previous royal biographies, and the way the book had apparently been rushed through the process of publication.

In a review in The New York Times, Janet Maslin writes "Mr. Morton has found a number of former Scientologists who are willing to speak freely, and in some cases vengefully, about the group's purported inner workings.

"[12] Another review in The New York Times by Ada Calhooun stated:[13]However shady Scientology may be, Morton's language in Tom Cruise: An Unauthorized Biography is extreme.

He and his sources compare the church and its leadership to fascists, the Roman Empire, storm troopers, Machiavelli, Orwell's Animal Farm, Napoleon, Stalinists and North Korea.

"[14] Budasi sums up her impression of the work, writing "Morton's book is as much an indictment on Cruise's chosen faith as it is the life story of one of the world's biggest movie stars.

Despite a seven-figure advance by St. Martin's Press and a 500,000-copy first printing, Madonna failed to make waves in North America, where it spent only two weeks on The New York Times best-seller list (peaking at No.

Morton subsequently wrote another Diana book titled In Pursuit of Love, with information that he had left unaddressed, which made The New York Times best-seller list.