Bill Maher is an American comedian, political commentator, and television host known for his sharp wit, satirical observations, and often controversial opinions. He is the host of HBO's "Real Time with Bill Maher," a late-night talk show where he discusses current events and politics with guests from various backgrounds. Before "Real Time," he hosted "Politically Incorrect" on Comedy Central and ABC. Maher is a staunch advocate for secularism, marijuana legalization, and environmental protection, and is known for his outspoken criticisms of organized religion and conservative ideologies. His comedic style often involves pushing boundaries and challenging conventional thinking, making him a polarizing but influential figure in American political discourse.