This document discusses cyberbullying. It defines cyberbullying as bullying using electronic means such as phones, computers, and social media. Examples include mean texts, rumors spread online, and embarrassing photos or fake profiles. The causes of cyberbullying include revenge, entertainment, boosting ego, and social standing. The effects include bad reputation, low self-esteem, depression, difficulty communicating, and sometimes suicide. The story of Amanda Todd is discussed, who committed suicide after being blackmailed, bullied, and assaulted, documenting her experience in a YouTube video seen by over 17 million people. The document ends with reflections on cyberbullying.