This document discusses plagiarism, including definitions, types, causes, and prevention. It defines plagiarism as copying others' work without attribution, whether copying words, ideas, or results. Types of plagiarism include direct copying, paraphrasing without citation, and mosaic plagiarism. Self-plagiarism is also discussed. Reasons why people plagiarize include pressure, ambition, and believing chances of getting caught are low. Prevention methods include educating about academic integrity and using plagiarism detection software.