Leonard Schleifer: CEO of Regeneron Pharmaceuticals

If the name Regeneron rings a bell, it’s probably because it was the antibody drug “cocktail” that President Donald Trump received following his COVID-19 diagnosis. It is also the name of the company that developed the experimental treatment. Regeneron, the corporation, was co-founded in 1988 by Drs. Leonard Schleifer and George D. Yancopoulos. Regeneron has…