For 10 points, name this author of World Enough and Time and At Heaven's Gate who also created Jack Burden and Willie Stark in the novel All the King's Men.
This author wrote a short story in which Little Jebb ends up going to prison for murder while his father lives to be over a hundred.  In that story, a nine year old boy named Seth reflects on a stranger who came to his parents' house looking for work; it is revealed that Seth followed the stranger after that experience for many years.  That story, "Blackberry Winter," appears in a collection whose title story contains the emotional death of Mrs. Lockhart and her perceived betrayal by her son Bolton.  This author of "The Circus and the Attic" wrote one novel in which Jerry Beaumont proclaims himself a knight and another in which Jerry Calhoun and Slim Sarrett are among the love interests of Sue Murdock.  For 10 points, name this author of World Enough and Time and At Heaven's Gate who also created Jack Burden and Willie Stark in the novel All the King's Men.
This author wrote a short story in which Little Jebb ends up going to prison for murder while his father lives to be over a hundred.  
Robert Penn Warren