Gayle Cook
Top 7 in Top 10 Richest Scientists
Gayle Cook also has her name on our list of the richest scientists, with a net worth of $6.2 billion. Gayle and her late husband Bills launched the Cook Group in 1963. The Cook Group specializes in stents and catheters with antibiotics pre-injected. In the medical equipment market, Cook is another titan. Gayle inherited her late husband's stake on the company's board of directors after his death in 2011.
She was born in Bloomington, Indiana, and graduated from Indiana University with a Bachelor of Arts in Fine Arts in 1956. When the opportunity to form the Cook Group presented itself, she went into medicine.
Estimated Net Worth: $6.2 billion
