Stars including Giovanna Fletcher, Saara Aalto, Tom Daley, Kelly Hoppen, Nadia Sawalha, James McVey and Rio Ferdinand have backed The Diana Award's Anti-Bullying Pro #Back2School campaign.
Each personality has shared their experiences of bullying, and the group is encouraging people to get involved by sharing their school pictures, along with some antibullying advice, using the hashtag #Back2School.