Introduction and framework for approaching ethical problems -- Mission, principles and ethics -- Distinguishing ethical issues from operational and management problems -- The ethics of museum governance and leadership -- The ethics of acquiring and managing collections -- The ethics of caring for and conserving collections -- Ethical dilemmas of deaccessioning -- Ethical problems related to fundraising and other income producing activities -- Controversy and censorship -- Restitution, repatriation or retention? : the ethics of cultural heritage -- Museum visitors : ethical issues concerning diversity and access -- Appendix 1: American Alliance of Museums: Code of ethics for museums -- Appendix 2: International Council of Museums: ICOM code of ethics for museums -- Appendix 3: American Association of State and Local history: Statement of professional standards and ethics -- Appendix 4: Association of Art Museum Directors: Professional practices in art museums.