▁Department ▁of ▁Social ▁Policy ▁and ▁Inter vention ▁and ▁its ▁holder ▁is ▁elected ▁to ▁a ▁Fellow ship ▁of ▁St ▁Cross ▁College , ▁Oxford . ▁ ▁List ▁of ▁Bar nett ▁Prof ess ors ▁of ▁Social ▁Policy ▁▁ 2 0 0 0 ▁to ▁ 2 0 0 4 : ▁Jane ▁Lewis ▁▁ 2 0 0 6 ▁to ▁ 2 0 1 3 : ▁Peter ▁K emp ▁▁ 2 0 1 3 ▁to ▁ 2 0 1 7 : ▁Martin ▁See le ib - K ais er ▁ ▁References ▁ ▁Category : Pro f essor ships ▁at ▁the ▁University ▁of ▁Oxford ▁Category : St ▁Cross ▁College , ▁Oxford <0x0A> </s> ▁World ▁Ext reme ▁C age f ight ing ▁( WE C ) ▁was ▁an ▁American ▁mixed ▁mart ial ▁arts ▁( M MA ) ▁promotion ▁founded ▁in ▁ 2 0 0 1 . ▁It ▁was ▁purchased ▁by ▁Z uff a , ▁L LC , ▁the ▁parent ▁company ▁of ▁the ▁Ult imate ▁Fight ing ▁Championship ▁( U FC ), ▁in ▁ 2 0 0 6 . ▁ ▁In ▁its ▁final ▁inc arn ation , ▁it ▁was ▁made ▁up ▁of ▁ 3 ▁weight ▁classes : ▁, ▁ ▁and ▁. ▁To ▁accommod ate ▁the ▁smaller ▁f igh ters , ▁W EC ' s ▁c age ▁was ▁ ▁in ▁diameter — ▁smaller ▁than ▁the ▁standard ▁U FC ▁c age . ▁ ▁History ▁Scott ▁Adams ▁and ▁Re ed ▁Harris ▁started ▁the ▁organization ▁in ▁ 2 0 0 1 . ▁Between ▁ 2 0 0 1 ▁and ▁ 2 0 0 6 , ▁most