In his new book, The Forensic Historian: Using Science to Reexamine the Past (M. E. Sharpe), Robert Williams ’60 demonstrates how seemingly cold cases from history have been solved or had new light shed on them by scientists and historians using new forensic evidence. He provides examples ranging in time from Oetzi the Iceman—who died 5,300 years ago in the Swiss Alps from an arrow wound, yet is known to have had brown eyes Lyme disease, type-O blood, an intolerance to lactose, cavities, and tattoos—to the process of identifying Osama Bin Laden’s body in 2011. “Since World War II, forensic…