Robert Gallo is chief of the labouratory of Tumor Cell Biology at the National Institutes of Health in Bethesda, Maryland, and a two-time winner of the coveted Albert Lasker prize, the highest honour in U.S. biomedical research. Dr. Gallo was, as reported in Science, the most-cited author of scientific literature in the world during the 1980s.

• Some History Behind The Story * Becoming a Physician, Becoming a Scientist * The National Institutes of Health and the Laboratory of Tumor Cell Biology * Microscopic Intruders The Discovery Of Cancer-Causing Retroviruses In Humans * The Story of Retroviruses and Cancer: From Poultry to People * Success, Defeat, Success * Discovery of a Cancer Virus: The First Human Retrovirus * Discovery of the Second Human Retrovirus (and How the HTLVs Produce Disease) The Discovery Of A Third Human Retrovirus: The AIDS Virus * A Single Disease with a Single Cause * Breaking Through: We Know How to Work with This Kind of Virus. * Making Progress, Making Sense: The Period of Intense Discovery * The Blood Test Patent Suit: Rivalry and Resolution A Scientists Look At The Science And Politics Of AIDS * The Alarm * How the AIDS Virus Works * Kaposis Sarcoma: A Special Tumor of AIDS * About Causes of Disease (and, in Particular, Why HIV Is the Cause of AIDS) * What We Can Do About AIDS and the AIDS Virus * Epilogue

Robert Gallo is chief of the labouratory of Tumor Cell Biology at the National Institutes of Health in Bethesda, Maryland, and a two-time winner of the coveted Albert Lasker prize, the highest honour in U.S. biomedical research. Dr. Gallo was, as reported in Science, the most-cited author of scientific literature in the world during the 1980s.

• Some History Behind The Story * Becoming a Physician, Becoming a Scientist * The National Institutes of Health and the Laboratory of Tumor Cell Biology * Microscopic Intruders The Discovery Of Cancer-Causing Retroviruses In Humans * The Story of Retroviruses and Cancer: From Poultry to People * Success, Defeat, Success * Discovery of a Cancer Virus: The First Human Retrovirus * Discovery of the Second Human Retrovirus (and How the HTLVs Produce Disease) The Discovery Of A Third Human Retrovirus: The AIDS Virus * A Single Disease with a Single Cause * Breaking Through: We Know How to Work with This Kind of Virus. * Making Progress, Making Sense: The Period of Intense Discovery * The Blood Test Patent Suit: Rivalry and Resolution A Scientists Look At The Science And Politics Of AIDS * The Alarm * How the AIDS Virus Works * Kaposis Sarcoma: A Special Tumor of AIDS * About Causes of Disease (and, in Particular, Why HIV Is the Cause of AIDS) * What We Can Do About AIDS and the AIDS Virus * Epilogue