D r. George Yancopoulos is an American billionaire scientist and the co-founder, president, and chief scientific officer of the biotechnology company Regeneron Pharmaceuticals. A prominent and highly accomplished medical researcher with an MD and a PhD from Columbia University, he co-founded Regeneron in 1988 with the company's CEO, Leonard Schleifer. He has been the driving force behind the company's powerful research and development engine.

Yancopoulos is one of the world's most prolific and successful drug inventors. He is the lead inventor and architect of Regeneron's most important medicines, including the blockbuster eye drug Eylea and the immunology drug Dupixent. He has also been a key leader in developing the company's innovative VelociSuite of genetic engineering technologies, which has dramatically accelerated the drug discovery process. His immense success as a scientist and drug developer has made him one of the wealthiest R&D chiefs in the world, with his fortune derived from his large stake in the company he co-founded.