James Morshead has been in the construction industry since 1984. He is a licensed general contractor, with a degree in Business Management, and a training background in Chemistry and Physics. He has specialized in Spray Foam systems since 1997 and has had articles published by the national trade journal The Journal of Light Construction. These include Unvented Attics with Spray Foam Insulation and Re-roofing with Spray Foam Beyond his specialty, his interests in construction focus on overall energy efficiency, moisture control, and long term durability of buildings. His work encompasses the greater San Francisco Bay Area, where he is the spray foam specialist and project manager, for SDI Insulation, Inc., based in Burlingame, Sacramento, Napa, and Marin California.