David Alan Mamet is an American author, essayist, playwright, screenwriter and film director. His works are known for their clever, terse, sometimes vulgar dialogue and arcane stylized phrasing, as well as for his exploration of masculinity.
As a playwright, he received Tony nominations for Glengarry Glen Ross and Speed-the-Plow . As a screenwriter, he received Oscar nominations for The Verdict and Wag the Dog .