Photographer Malcolm Linton and writer Jon Cohen present haunting images and stories from Tijuana, Mexico, to show the distance that separates aspiration from reality in the quest to end AIDS.Malcolm Linton is a photo and video journalist based in New York. His work has appeared in many of the world's leading magazines and newspapers including Time, Newsweek, the New York Times, the Washington Post, Paris Match and Der Stern. He is a British citizen and holds a BA in Literature from Sussex University in England.Jon Cohen is a widely published magazine writer and author of four nonfiction books on scientific topics. Cohen has been a reporter for Science since 1990, and also has written for the New Yorker, Atlantic Monthly, the New York Times Magazine, Smithsonian, Technology Review, Outside, Slate, Surfer and many other publications.