What is the best way to combat homophobia in sport?

Homophobia in sport has made the headlines today, in this edition of The Conversation Hour we look at what role captains could play in changing the culture in sport. Also in this edition, how a Wimmera mechanic is making a difference to the lives of young people experiencing financial disadvantage, do we need to cut red tape around modular housing? And the significance of introducing female boundary umpires to the AFL men's game.