This document discusses the changing roles of health care librarians and the importance of professional standards and continuing professional development. It outlines new roles for librarians such as clinical librarians, knowledge managers, and health informaticians. It also discusses challenges to the profession from technological advances, tensions with other professions, and public scrutiny of professional regulation. The document advocates for librarians to work across health, education, and social care sectors and contribute to evidence-based practice and decision making through skills like critical appraisal training.