This fully updated fourth edition of Jon S. Bailey and Mary R. Burch’s bestselling Ethics for Behavior Analysts is an invaluable guide to understanding and implementing the newly revised Behavior Analyst Certification Board® (BACB) Ethics Code for Behavior Analysts. Featured in this new edition are explanations of each code standard along with case studies drawn from questions submitted to Bailey's ABA Ethics Hotline (with permission of the writers of the cases) along with edited responses. New chapters include significant changes in this code, an elaboration of the core ethical principles, and the distinction between a client and stakeholder. Further new features include a chapter on ethical decision-making, including flowcharts demonstrating how to arrive at ethical decisions. Additional new chapters focus on finding an ethical place to work, an updated code of ethics for organizations, and how to file a Notice of Alleged Violation. This text is the go-to ethics resource for behavior analysts in training and in practice.