Bill Gates is an American business magnate and philanthropist who co-founded Microsoft. He was born in 1955 in Seattle to an upper middle class family. He showed an early interest in programming and studied computer science before dropping out of Harvard to co-found Microsoft with Paul Allen. Microsoft developed software operating systems and became very successful, making Gates very wealthy. He married Melinda French Gates in 1994 and they have three children together. In 2000, Gates and his wife established the Bill & Melinda Gates Foundation to promote global health and education equality through philanthropic work.