Elon Reeve Musk is a business magnate and investor. He is the founder, CEO and chief engineer of SpaceX; angel investor, CEO and product architect of Tesla, Inc.; founder of The Boring Company; co-founder of Neuralink and OpenAI; president of the Musk Foundation; and owner and CEO of Twitter, Inc. With an estimated net worth of around $181 billion as of November 18, 2022, Musk is the wealthiest person in the world, according to the Bloomberg Billionaires Index and Forbes's real-time billionaires list. Musk was born and grew up in Pretoria, South Africa. He attended the University of Pretoria before moving to Canada at age 17, acquiring citizenship through his Canadian-born mother. Two years later, he matriculated at Queen's University and transferred to the University of Pennsylvania, where he received bachelor's degrees in economics and physics.