Question: An American author of political thrillers endorsed a novel by which New York Times best-selling author?

Context articles: Roger Simon (journalist)
Peter Buffett
John Ringo
Sword of God (novel)
Jean Carper
Chester Elton
Karen Tintori
Hawke (novel)
Vince Flynn
Lynnette Khalfani-Cox

Roger Simon is a writer and commentator, the chief political columnist of "Politico" and a New York Times best-selling author.
 He has won more than three dozen frst-place awards for journalism, and is the only person to win twice the American Society of Newspaper Editors Distinguished Writing Award for commentary.
 His book on the 1996 presidential race, "Show Time", became a New York Times best-seller.
Peter Andrew Buffett (born May 4, 1958) is an American musician, composer, author and philanthropist.
 With an acclaimed career that spans more than 30 years, Peter is an Emmy Award winner, New York Times best-selling author and co-chair of the NoVo Foundation.
 He is the youngest son of billionaire investor Warren Buffett.
John Ringo (born March 22, 1963) is an American science fiction and military fiction author.
 He has had several "New York Times" best sellers.
 His books range from straightforward science fiction to a mix of military and political thrillers.
 To date, he has over three million copies of his books in print, and his works have been translated into seven different languages.
Sword of God was the third novel by "New York Times" bestselling author Chris Kuzneski.
 First published in September 2007 by Penguin Group (USA), the action thriller followed the exploits of Jonathon Payne and David "D.J." Jones as they slipped into the Islamic city of Mecca in order to rescue an American archaeologist.
 The book was endorsed by several notable authors, including Nelson DeMille, Vince Flynn, James Rollins, and Douglas Preston.
Jean Carper (born January 3, 1932) is a New York Times best-selling author, an American medical journalist, contributing editor to USA Weekend Magazine, and author of 24 books including 100 Simple Things You Can Do to Prevent Alzheimer's, Your Miracle Brain, Miracle Cures, the award-winning Stop Aging Now!
, and The Food Pharmacy.
Chester Elton (born September 22, 1958) is an author, motivational speaker, trainer, and employee engagement expert.
 He is the New York Times best-selling author of several books on leadership and organizational management, including The Carrot Principle, All In and What Motivates Me (co-written with Adrian Gostick), Elton’s books have been translated into over 30 languages and have sold more than 1,000,000 copies worldwide.
Karen Tintori (born September 1, 1948) is an American author of fiction and nonfiction.
 Her books cover a wide range of human experience, from the mysteries of the Kabbalah to the lives of Italian American immigrants.
 She writes both as a solo author and in collaboration with New York Times best-selling author Jill Gregory.
Hawke is a 2003 novel written by New York Times best-selling author Ted Bell.
 It is published by Atria Books.
Vincent Joseph "Vince" Flynn (April 6, 1966 – June 19, 2013) was an American author of political thriller novels.
 He also served as a story consultant for the fifth season of the television series "24".
 He died on June 19, 2013, after a three-year battle with prostate cancer.
Lynnette Khalfani-Cox (born 1968, New York) is an American personal finance expert, radio personality, and New York Times best-selling author.
 Since 2008, she has given personal financial tips on the Russ Parr Morning Show, a radio show.