Includes bibliographical references and index.

Introduction: Why public health ethics? / Stephen Peckham and Alison Hann -- PART ONE. PUBLIC HEALTH ETHICS, CONTEXTS : Why ethics? What ki nd of ethics for public health? / Alan Cribb -- Public health ethics: w hat it is and how to do it / Stephen Holland -- PART TWO. ETHICS AND PU BLIC HEALTH PRACTICE: What does it mean to 'know' a disease? The traged y of XDR-TB / Ross Upshur -- The evaluation of public health initiative s on smoking and lung cancer: an ethical critique / Peter Allmark, Ange la Tod and Jo Abbott -- Relevance of primary care bioethics committees in public health ethical practice in the community: an experience in an area of extreme poverty in Santiago, Chile / Marla Solari and Tatiana Escobar-Koch -- Unlinked anonymous blood testing for public health purp oses: an ethical dilemma? / Jessica Datta and Anthony Kessell -- Constr ucting the obesity epidemic: loose science, money and public health / A lison Hann and Stephen Peckham -- Politics, ethics and evidence: immuni sation and public health policy / Alison Hann and Stephen Peckham -- Av oiding mixed messages: HPV vaccines and the 'cure' for cervical cancer / Alison Hann and Stephen Peckham -- A call for clearer vaccine exempti on typology to improve population health / Erica Sutton and Ross Upshur -- PART THREE. PUBLIC HEALTH ETHICS, DEVELOPING A BASIS FOR PRACTICE: Theory and practice in public health ethics: a complex relationship / A ngus Dawson -- Conclusion: taking forward the debate / Stephen Peckham and Alison Hann.