Hattie Hartman and Rab Bennetts in conversation with Isabel Allen

The critical role of clear data, honest evaluation and comprehensive feedback and lessons learnt from decades at the forefront of sustainable design. Hattie Hartman is a sustainability expert and co-author of the book Energy/People/Buildings. Rab Bennetts is a founding director of Bennetts Associates, a founder of the Green Building Council and an early pioneer of sustainable architecture.