William Shakespeare died on 23 April, 1616, 400 years to the day. The body of work of the most famous English language writer is familiar to millions of readers, whose imagination it has captured steadfastly through four centuries. Shakespeare's plays are always contemporary, finding meaning and relevance in the times they are read or produced. Shakespeare finds application in disciplines ranging from literature to medicine to business. Yet William Shakespeare--the person--has always remained shrouded in enigma.