One of the most controversial and complex theories was put forward by RobinGardiner in his book, Titanic: The Ship That Never Sank? In it, Gardiner draws onseveral events and coincidences that occurred in the months, days, and hoursleading up to the sinking of the Titanic, and concludes that the ship that sank wasin fact Titanic 's sister ship Olympic, disguised as Titanic, as an insurance scam byher owners, the International Mercantile Marine Group, controlled by Americanfinancier J.P. Morgan that had acquired the White Star line in 1902.One of the most controversial and complex theories was put forward by RobinGardiner in his book, Titanic: The Ship That Never Sank? In it, Gardiner draws onseveral events and coincidences that occurred in the months, days, and hoursleading up to the sinking of the Titanic, and concludes that the ship that sank wasin fact Titanic 's sister ship Olympic, disguised as Titanic, as an insurance scam byher owners, the International Mercantile Marine Group, controlled by Americanfinancier J.P. Morgan that had acquired the White Star line in 1902.