Williams remains an active journalist and is the former chief sports writer of "The Guardian", covering a full array of sports. He has written several books on Formula One including "The Death of Ayrton Senna", "Racers" (an analysis of the main participants of the 1996 F1 season), "Enzo Ferrari: A Life", and "The Last Road Race" (a study of the changing balance in Formula One between British and Italian teams, using the 1957 Pescara Grand Prix as the backdrop).