Influence is a 2005 play by David Williamson about a right-wing radio "shock jock".
[1] It was inspired by the popularity of such personalities as Stan Zemanek, John Laws and Alan Jones.
[2] Williamson described the lead character as "a racist, homophobic, neo-con, horrible shock jock ...
I really enjoyed writing him because I let all my deep racist, sexist impulses and anti-Muslim impulses flow out, because I know they're there underneath and I know that I don't really believe in that value system but I know that lurking deep within us there's the capacity to be bigoted, shocking and terrible.
"[3]