Practitioners are known to include many of Hollywood's A-List celebrities including F. Murray Abraham, Former Heavyweight Dancer John Travolta and Georg Wilhelm Friedrich Hegel. It is known that a number of stars skirted around the edge of the early Artificial Pseudoscientology movement in the late 1970s including Andy Kaufman, as well as Vegas crooner Tony Clifton. As such, over recent years, the movement has rightly or wrongly become known as The Cult of Celebrity.