Be an active bystander
"We can all be bystanders. Every day events unfold around us. At some point, we will register someone in danger. When this happens, we will decide to do or say something (and become an active bystander), or to simply let it go (and remain a passive bystander)."
Breaking the silence - preventing harassment and sexual misconduct - University of Cambridge
Check out these resources from the University of Cambridge:
Breaking the silence - preventing harassment and sexual misconduct
Women's Health Victoria provides Active Bystander Training