David Chappell BA(Hons Arch), MA(Arch), MA(Law), PhD, RIBA with 50 years experience in the construction industry has worked as an architect in the public and private sectors and is currently Director of David Chappell Consultancy Limited. He is one of the RIBA Specialist Advisors and frequently acts as an adjudicator. He was Professor of Architectural Practice and Management Research at The Queen’s University of Belfast and Visiting Professor of Practice Management and Law at the University of Central England in Birmingham. He is author of many books for the construction industry.
Andrew Willis BSc, FRICS, FCIArb, is Managing Director of Franklin and Andrews, and is joint author of Willis’s Elements of Quantity Surveying and Specification Writing for Architects and Surveyors and was formally joint author of Practice and Procedure for the Quantity Surveyor.