R. David Yost is on the board of Johnson Controls, Inc. and 6 other companies. In his past career he was Chief Executive Officer & Director at AmerisourceBergen Corp. Chairman, President & Chief Executive Officer at Amerisource Health Corp. and Chief Executive Officer & President at AmerisourceBergen Drug Corp. (both are subsidiaries of AmerisourceBergen Corp.) and Co-Chief Operating Officer & EVP-Operations at The Kauffman-Lattimer Co.

R. David Yost received an undergraduate degree from United States Air Force Academy and an MBA from the University of California, Los Angeles.