This is a nice profile of Dennis Gillings, a statistician who started a small company in the 1980s with only 5 employees. This company, Quintiles, is now the world’s largest CRO (Clinical Research Organization). The article appeared in May 2013, shortly before Quintiles offered an IPO that would turn Dr. Gillings into a billionaire.
Herper M. The Next Billionaire: A Statistician Who Changed Medicine. Forbes. Available at: http://www.forbes.com/sites/matthewherper/2013/05/08/the-next-billionaire-a-statistician-who-changed-medicine/.
You can find an earlier version of this page on my blog.