Ken Yeang is an architect-planner, and one of the foremost ecodesigners, theoreticians and thinkers in the field of green design. Yeang is the author of several books on ecological design, including The Skyscraper, Bioclimatically Considered: A Design Primer (1996) and Ecodesign: A Manual for Ecological Design (2006), both published by Wiley-Academy. A principal of Llewelyn Davies Yeang (UK) and its sister firm, Hamzah & Yeang (Malaysia), Yeang is well known for designing deep green masterplans and high-performance buildings that go beyond the usual platinum green ratings, made unique by his signature and developing ecological aesthetic. He received his doctorate from Cambridge University, and is the distinguished Plym Professor at the University of Illinois (Champaign, Urbana) and Adjunct Professor at the Universities of Malaya, Hawaii (at Manoa) and Tongji (Shanghai). He is an Honorary FAIA and has served on the RIBA Council.