David Mamet is a renowned American playwright, screenwriter, and director born on November 30, 1947, in Chicago. Known for his mastery of sharp, rapid-fire dialogue, Mamet has written numerous award-winning plays such as "Glengarry Glen Ross" and "American Buffalo." He has also penned screenplays for films like "The Untouchables" and "Wag the Dog." Mamet's work often explores themes of machismo, power dynamics, and deception. With a distinctive style characterized by economic language and intense conflicts, he has left a lasting impact on the world of theater and film.