David Letterman is a legendary television host, comedian, writer, and producer, best known for his long-running late-night talk shows "Late Night with David Letterman" and "Late Show with David Letterman," which collectively aired for over 30 years. Letterman has earned numerous awards, including multiple Emmy Awards. After retiring from late-night television, he continued to influence the medium with his Netflix series "My Next Guest Needs No Introduction with David Letterman," where he conducts in-depth interviews with a wide range of notable figures.