The HuffPost, formerly known as The Huffington Post, is a renowned American news and opinion website and blog that covers a wide range of topics including politics, business, entertainment, technology, and lifestyle. Founded in 2005 by Arianna Huffington, Kenneth Lerer, and Jonah Peretti, HuffPost quickly gained popularity for its unique blend of aggregated news content, original reporting, and user-generated content. It is known for its progressive editorial stance and has become a prominent platform for liberal viewpoints and voices.