
Ian Hacking tells the fascinating tale of Albert Dadas, a native of France's Bordeaux region and the first diagnosed mad traveler. Dadas suffered from a strange compulsion that led him to travel obsessively, often without identification, not knowing who he was or why he traveled...

"It all began one morning last July when we noticed a young man of twenty-six crying in his bed in Dr. Pitre's ward. He had just come from a long journey on foot and was exhausted, but that was not the cause of his tears. He wept because he could not prevent himself from departing...

"It all began one morning last July when we noticed a young man of twenty-six crying in his bed in Dr. Pitre's ward. He had just come from a long journey on foot and was exhausted, but that was not the cause of his tears. He wept because he could not prevent himself from departing...