Clue: Football broadcaster beginning to stultify listener (7)
Answer: SHEARER
Explanation: Football broadcaster beginning to stultify listener (7)
[*beginning to*] **S**(tultify) + **HEARER** ("listener") 
*Refers to Alan Shearer, the ex-England footballer, who is now a TV pundit, and who has been in the news this week following the publicaiton of Michael Owen's autobiography.