Who wrote  a book about Muhammad Ali and boxers who opposed him?
Facing Ali (book): Facing Ali is a 2002 book authored by Stephen Brunt; it is about fifteen different fighters from around the world who battled with Muhammad Ali in boxing fights. Muhammad Ali: Muhammad Ali ( ; born Cassius Marcellus Clay Jr.; January 17, 1942 – June 3, 2016) was an American professional boxer and activist.
authored by Stephen Brunt