Willem P. C. "Pim" Stemmer was a Dutch scientist and entrepreneur who has invented numerous biotechnologies that have led to successful products and business ventures. He was the founder and CEO of Amunix Inc., a company that creates "pharmaceutical proteins with extended dosing frequency".His other prominent inventions include DNA shuffling, now referred to as molecular breeding. He holds more than 97 patents.He was elected as member of National Academy of Engineering.She won Charles Stark Draper Prize in 2011 for his contributions to directed evolution, a process which allows researchers to guide the creation of certain properties in proteins and cells. This technique has been used in food ingredients, pharmaceuticals, toxicology, agricultural products, gene delivery systems, laundry aids, and biofuels