David Berry joined Flagship in 2005 while completing his M.D. from Harvard Medical School. Berry was previously awarded a Ph.D. through the MIT Biological Engineering Division, where he studied the biological effects of complex sugars with advisors Ram Sasisekharan and Robert Langer. Berry also did his undergraduate work at MIT, with a degree in brain and cognitive sciences. He was named as a member of the MIT Corporation - its Board of Trustees - in 2006.

Berry's work has led to 11 peer-reviewed publications, over 20 patents and applications, as well as more than 25 awards and honors including the prestigious Lemelson-MIT Student Prize in 2005 for for inventing a new protein to treat stroke patients. Berry was also named as the Innovator of the Year by Technology Review in its 2007 TR35 list of world’s top 35 innovators under the age of 35. Berry is also looking into new ways to use sugar biology and bacteria to develop hydrogen gas inexpensively.