William Randolph Hearst was an American newspaper publisher born on April 29, 1863. He is best known for founding the {Hearst Corporation} and for his role in the development of sensationalist journalism, often referred to as "yellow journalism." Hearst's media empire included numerous newspapers and magazines, which significantly influenced public opinion in the early 20th century. Hearst also ventured into politics, serving as a {U.S. Congressman} from California. His lavish lifestyle and grand estate, {Hearst Castle}, located in San Simeon, California, became symbols of his wealth and ambition. Hearst passed away on August 14, 1951, leaving a lasting legacy in the media industry.