Table of Contents November 2011 Volume 50, Number 11 FEATURES Air Barriers and Insulation The importance of knowing your CMU foam insulation Green Building: The Role of the Sustainability Director A day in the life of Bonsal American Sustainability Director Meredith Ware Natural Stone: The Original Building Material Natural stone has an indelible imprint on the long history of mankind. COLUMNS & DEPARTMENTS For the Record President’s Message Government Affairs New Products MCAA Mid-Year Meeting Wrap-Up CONSTRUCT 2011 Coverage Legal Issues Making the Grade Full Contact PM Business Building Classified Advertising News MCAA Upcoming Education