John Chamberlin is the senior product manager at Georgia-Pacific, responsible for the DensElement Barrier System and the DensDefy line of products. Chamberlin has worked in the building products industry for his entire career, with most of his work focusing on new product development for disruptive technologies in the building envelope space. Chamberlin is actively involved in the building industry, serving as a member of multiple committees and director for the board of the Air Barrier Association of America and a frequent attendee of his local Building Enclosure Council. Chamberlin graduated from the University of Tennessee with a Bachelor of Science degree in marketing and later received his M.B.A. from Emory University.