Terry Jones, a member of the Monty Python comedy group, has died at the age of 77. He was a writer, actor, and director who played a variety of characters in the group's TV series and films. Jones had been suffering from a rare form of dementia known as frontotemporal dementia (FTD) for the past four years. His fellow Monty Python members and other comedians have paid tribute to him, remembering his humor, talent, and generosity.