Mark T. Sullivan

Mark T. Sullivan (born 1958) is an American author who writes mystery, suspense and historical fiction novels. His fourteen published works that are written solely by him include ''The Fall Line,'' ''The Purification Ceremony'', ''Triple Cross'', ''Rogue'' and the ''USA Today'' ''and Washington Post'' bestselling novel, ''Beneath a Scarlet Sky''. He has also written, as of June 2016, five novels with James Patterson. Provided by Wikipedia