Kerryn Baird has a new role as ambassador for Collective Shout, which sticks up for girl’s rights and fights objectification. Picture: Justin Lloyd

The mother of three teenage children, and wife of Premier Mike Baird, said explicit imagery was assailing youngsters everywhere, from shopping centres to music videos and even via their devices.

Mrs Baird has signed on as an ambassador for grassroots girls’ and women’s rights advocacy group Collective Shout to help parents speak up.

For some time now thousands of parents have been calling on McDonald's family restaurant to implement a policy regarding family friendly TV content after many of their children were exposed to sexualised music videos in their stores.