Green Dot is a bystander intervention strategy for preventing interpersonal violence, especially intimate partner violence, sexual assault, and stalking. Green Dot methods support the development of a campus culture that is intolerant to violence, offering tools for proactively preventing violence before it starts. Green Dot helps participants learn to recognize the warning signs that harm may occur, has occurred, or may be occurring over time. For active or imminent harm, Green Dot provides diverse strategies of intervention that can suit a wide variety of circumstances and interveners.