Robert Fulghum - everything
James Thurber - everything
Sue Grafton - Kinsey Millhone series
John Sandford - Lucas Davenport series
Stuart Woods - I have read all of his fiction. His individual stories are excellent. He has a series for 5 of his characters which are all very good. I'm partial to the Holly Barker character.
Michael Connelly - Harry Bosch and Mickey Haller series
Patricia Cornwell - Kay Scarpetta series and Portrait of a Killer, Jack the Ripper Case Closed
Janet Evanovich - Stephanie Plum series