The Olweus Bullying Prevention Program (OBPP)
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Bullying Prevention Training Course
Link

Dealing With Covert Bullies In School | How to Stop School Bullies | Preventing Bullying
Dr. Ben Leichtling discusses covert bullies in school and how to deal with them.
Overt bullies are easy to spot, but covert bullies lying, narcissistic, manipulative, emotional bullies
are more difficult to recognize. Once you know the characteristics of these bullies, you can develop  effective strategies for getting them out of your life. Remember, you may be a target of bullying,  but you do not have to be a victim.

Useful resources:
Five Common Tactics That Do Not Stop Bullies

Being Nice and Caring Does Not Work With Bullies


Books and CDs about dealing with bullies