F. Gonzalez-Crussi is currently Professor Emeritus of Pathology at Northwestern University Medical School. He is the author, most recently, of "On Seeing: Things Seen, Unseen, and Obscene. "His other books include "Notes of an Anatomist, The Five Senses "(a "Los Angeles Times "Book Prize nominee), "Suspended Animation "(a "New York Times "Notable Book), "The Day of the Dead, "and "On Being Born and Other Difficulties. "He has been described by Oliver Sacks as reminding one of "nothing so much as Sir Thomas Browne, oddly admixed with a medical Borges."