For 33 years, humanity has been locked in a relentless struggle against one of our oldest and most enigmatic microbial foes-the retrovirus. Since the first clinical reports of a mysterious immunosuppressive disease among young gay men in 1981, HIV has metastasized into one of history's worst pandemics. Today, over 38 million people worldwide call it a constant, intimate companion. Have you ever wondered what the future might hold...