The purpose of this chapter is to examine cyberbullying among children and adolescents. This chapter is organized into six sections, including (1) explaining the definitions, technologies used, the role of anonymity, and prevalence rates of cyberbullying, (2) discussing the characteristics and risk factors associated with cyberbullying involvement, (3) reviewing research findings on the psychological and behavioral consequences resulting from cyberbullying involvement, (4) discussing solutions and recommendations, (5) exploring future directions, and (6) providing conclusions. The chapter will draw on qualitative, quantitative, and mixed-design research methodologies from psychology, sociology, social work, and criminology.