I spent last week at Harvard doing research in the archives of William James, the psychologist, philosopher, psychical researcher, brother of Henry James, and all around interesting person. He was a brilliant, charming, self-defeating, deeply strange man (exhibit A: he believed taking a high dose of nitrous oxide helped him finally understand Hegel ). That mixture of qualities comes across vividly in his papers. What doesn’t, at least at first, is that he was a talented visual artist. In fact, before he became a psychologist, William James dreamed of being a professional painter. He studied for several years in his late teens and early twenties under the painter William Morris Hunt. John la Farge’s portrait of a young William James at the easel, when they were both art students, circa 1859. Although none of William’s paintings appear to survive, a careful reader of his archive will find evidence that he continued to draw throughout his life.…