** FILE ** David Mamet is shown in this Sept. 3, 2001, file photo, at the Venice film festival in Italy. The papers of the playwright, writer and film director -- from handwritten journals to correspondence with actors -- have been acquired by the Harry Ransom Humanities Research Center at the University of Texas. Select materials from the Mamet papers will be on display from Wednesday, April 17, 2007, through May 6.(AP Photo/Francesco Proietti, file)