This document discusses ethical issues in research. It begins by outlining the chapter objectives, which are to explain ethics in research, identify common ethical issues, and discuss other issues. The main section defines research ethics and explores the four key ethical issues: informed consent, privacy and confidentiality, anonymity, and the researcher's responsibilities. It also notes other issues like behavior modification, deception, concealment, and plagiarism. Throughout, it emphasizes respecting participants' dignity, obtaining their full consent, protecting their privacy and anonymity, and researchers' integrity and accountability.