Matthew Graham is Principal of Graham Energy and considered a subject matter expert in the Nationwide House Energy Rating Scheme. Matthew is a long-term accredited Assessor, Trainer and recognised Mentor in AccuRate, BERS Pro and FirstRate5. He is currently a member of the ABSA, BDAV and NatHERS Technical Advisory Committees. Matthew is engaged by Sustainability Victoria as a Project Advisor to contribute to the development of FirstRate5 and provide technical support to FirstRate5 users. He is also the co-author of the AccuRate and FirstRate5 user manuals. Adopting a rigorous approach and integrating energy efficiency with built form, Matthew aims to demystify the design process to assist practitioners to make better-informed decisions.