How concerned should we be about the risk of concussion in kids footy? In this edition of The Conversation Hour, we explore the challenging decision many parents have to make about whether the risk is just too high.

Plus, the Catholic Church has a new pope, Pope Leo, so who is he and what will he stand for? Also, as Nicole Kidman sported a new hair do at the Met Gala this week, we talk the significance of hair and identity.