Bullying leading to suicide

In recent years, a series of bullying-related suicides in the US and across the globe have drawn attention to the correlation between bullying and suicide. Though too many adults still see bullying as just part of being a kid, it is a serious problem that leads to many negative effects for victims, including suicide. Many people may not realize that there is also a link between being a bully and committing suicide.

How should parents and educators manage bullies? Which guidelines would you consider effective and which harmful?