Abraham Lincoln is a historical figure who features in the Timeriders series in book four. He is 'killed' and the Time Riders approach him to try and save him. He accidentally goes through the Time Riders' portal and appears in the archway. He then escapes, and Liam, Sal and Bob pursue him. He warns the NYPD of the 9.11 terrorist attack and is captured by the FBI(He also displayed racism). When the time wave struck New York, He was one of the few people to survive because he was from another Time Line. Eventually, Abraham returns to his own timeline with memory from the future.