Bullying has been proven by numerous studies to be a serious problem nationwide. Harassment of youth with disabilities in particular has been steadily increasing. Whole-school antibullying/antiviolence programs are necessary to address this problem effectively. This brief provides definitions of bullying, teasing, and disability harassment. This brief also discusses several ways to address this problem such as: creating caring communities, comprehensive whole-school antibullying programs, and employing Dan Olweus' (author of "Bullying at School" and a leading authority on bullying and victimization) intervention program. (Lists 4 resources.)