James Patterson – £249 million
After James retired from advertising in 1996, he devoted his time to writing his novels. His most famous novels were the featuring his character Alex Cross, a forensic psychologist formerly of the Washington D.C. Metropolitan Police and the FBI are his most popular books and the top-selling U.S. detective series in the past ten years.
James holds the record for the most titles by one author to be features in the New York Times bestselling novel list. His record is sitting at 114!