This document discusses ethics for information technology (IT) professionals. It begins by outlining the chapter's objectives, which are to examine what defines an IT worker as a professional, how codes of ethics and organizations influence IT worker behavior, and the relationships IT workers must manage. It then discusses how IT workers fit some but not all criteria for professionals legally. The document also outlines the key relationships IT workers have with employers, clients, suppliers, other professionals, users, and society, and some of the ethical issues that can arise in each. Finally, it discusses how professional codes of ethics, organizations, and certification can benefit IT workers and the field.