As the Practice Area Leader for the Enclosure Group, Jill has contributed to the design and delivery of high-performance building enclosures for buildings around the world. Our clients benefit from the depth of her technical knowledge – especially in building performance modeling – as well as the breadth of her project experience in envelope thermal performance. Jill’s work has focused in particular on balancing daylight and heat gain in glass facades, and on maintaining air and vapor control across various building- enclosure assembly types. A BEC Chapter Chair and NFRC voting member, Jill believes in the power of rigorous scientific analysis to drive outstanding building performance.