For 10 points, name this author of Endgame and Waiting for Godot.
One of this author's works sees its title character ponder Mahood and Worm, and another features the title character on his sixty-ninth birthday listening to a recording of himself at thirty-nine. In addition to The Unnameable, part of a trilogy, and Krapp's Last Tape, this man wrote a play in which Nell and Nagg live in trash cans, Hamm can't stand, and Clov can't sit, and one in which Vladimir and Estragon consider hanging themselves and meet Lucky and Pozzo while performing the title action. For 10 points, name this author of Endgame and Waiting for Godot.
One of this author's works sees its title character ponder Mahood and Worm, and another features the title character on his sixty-ninth birthday listening to a recording of himself at thirty-nine.
Samuel {Beckett}