Terry Gross

Allen Hornblum is an expert in criminal justice and is the author of the book, "Acres of Skin: Human Experiments at Holmesburg Prison" (Routledge). The book is about the use of prisoners as guinea pigs in the 1950s thru the mid 1970s at the Holmesburg Prison in Philadelphia. The prisoners were used to test products like facial creams, skin moisturizers, perfumes, detergents and anti-rash treatments. But they were also the subjects of experiments using more hazardous substances. The experiments were carried out by doctors at the University of Pennsylvania.

The boxing writer and former agent talks about his new book "This Bloody Mary is the Last Thing I Own: A Journey to the End of Boxing." (Ecco Press). Kendall boxed in college and later became an successful agent for Colin "Sweet C" McMillan who won the World Featherweight Champion. Rendall now writes from his home in Suffolk, England.

Dr. Miriam Nelson of the School of Nutrition Science and Policy, Tufts University. Her new book "Strong Women Stay Slim" (Bantam Books) is about the combined effect of strength training and nutrition to keep weight off.