The legendary Walter Mosley visits the Chicago Public Library for one of three events presented by Congo Square Theatre, in partnership with the Library and the Department of Cultural Affairs and Special Events under the banner of Mosley on the Square. Mosley, author of numerous works including Devil in a Blue Dress and The Fall of Heaven, is joined in conversation with author and civic leader Sylvia Ewing.  For more information about Mosley on the Square, visit congosquaretheatre.org.