Sarah Sandison Lewis is Research and Policy Director at the UK Passivhaus Trust and is a certified Passivhaus Consultant. She was awarded Sustainability and Environmental Woman of the Year at the European Women in Construction and Engineering Awards in 2018. She published the first edition of PHPP Illustrated in 2013, and the second edition in 2017, and was for some years a Director at bere:architects.Sarah also delivers a module on RIBA Academy’s Passivhaus Series.