David Johnson is a Partner and co-Founder of Caligan Partners LP, an investment manager. Previously, Mr. Johnson was a Managing Director at The Carlyle Group, where he was employed from 2010 to 2017. At Carlyle, Mr. Johnson was involved in many of the firm’s strategic initiatives and sat on investment committees for a number of different funds that invested in both equity and credit. Prior to joining Carlyle, Mr. Johnson worked for six years at Morgan Stanley, where he was a Vice President in the Principal Investments area. In this role, Mr. Johnson served as a director of SeaChange Maritime Limited, and an observer of numerous company boards. Prior to joining Morgan Stanley, Mr. Johnson worked at Weiss Asset Management in Boston, MA, during which time he served on the board of the Kazakhstan Investment Fund. Mr. Johnson has served on the Executive Committee for the Harvard College Fund, is a member of the board of directors of the Children’s Scholarship Fund, and is Chair of the Finance & Investment Committee for the Riley’s Way Foundation. Mr. Johnson received his A.B. in Applied Mathematics, cum laude, from Harvard College in 2004 and a S.M. in Applied Mathematics from Harvard College in 2004.