Bill Walsh is the Founder and Executive Director of the Healthy Building Network (HBN). Since 2000 HBN has been defining the leading edge of practices that increase transparency in the building products industry, reduce human exposures to chemicals in building materials, and create market incentives for healthier innovations in manufacturing.  He has been a Visiting Professor at Parsons The New School for Design, and a founding Board Member of the Health Product Declaration (HPD) Collaborative. Bill has received the US Green Building Council’s Leadership In Advocacy Award and Healthy School Hero award from the Healthy Schools Network.