Inthesummerof1983, justdaysbeforethebirthofhisfirstson, writerandtheologianJohnHullwentblind.Inordertomakesenseoftheupheavalinhislife, hebegankeepingadiaryonaudiocassette.Upontheirpublicationin1990, OliverSacksdescribedtheworkas'themostextraordinary, precise, deepandbeautifulaccountofblindnessIhavee...