"Now and then, we hear about everyday heroes riding to the rescue when they see someone suffering or being harassed. But most bystanders don't intervene. Catherine Sanderson turns to cutting-edge research in social psychology and neuroscience to explain why we so often fail to act and offers practical strategies to nudge us into being brave"--

Part I. The silence of the good people: The myth of monsters -- Who is responsible? -- Perils of ambiguity -- Considerable costs of helping -- Power of social groups -- Part II. Bullies and bystanders: At school: standing up to bullies -- In college: reducing sexual misconduct -- At work: fostering ethical behavior -- Part III. Learning to act: Understanding moral rebels -- Becoming a moral rebel