Steve Taylor, the principal of Taylor Engineering, will be providing an overview of the envelope, lighting, and HVAC requirements of Standard 90.1.  Mr. Taylor is a registered mechanical engineer specializing in HVAC system design, control system design, indoor air quality engineering, computerized building energy analysis, and HVAC system commissioning.  He graduated from Stanford University with a BS in Physics and a MS in Mechanical Engineering and has over 20 years of commercial HVAC system design and construction experience. He was the primary author of the HVAC sections of ASHRAE Standard 90.1-1989 and 1999 "Energy Conservation in Non-residential Buildings" and California's Title 24 Energy Standards and Ventilation Standards.  Mr. Taylor was a member of the committee revising ASHRAE Standard 62 "Ventilation for Acceptable Indoor Air Quality" for eight years and served as chair from 1995 to 1999.