This proceedings contains 67 papers presented at the 2008 Architectural Engineering National Conference held in Denver, Colorado, September 25–27, 2008. These papers address issues in the planning, design, construction, and operation of buildings. Specific topics include architectural engineering education; architectural systems; building envelope; building materials; building security; building structural systems; case studies in architecture, engineering, and construction; construction engineering and management; energy efficiency and sustainability in buildings; facility management; forensics in architectural engineering; multi-hazard engineering; noise and vibration control; the building design process; and other relevant subjects. This publication will be valuable to anyone involved in architectural engineering and other related fields.