Christopher J. Mettem worked for many years as an engineering consultant at TRADA and has led many research projects in timber structures, composites and connections, conservation work and timber bridges. Through contracts with government agencies he worked in Africa, Central and South America and in the UK with the Highways Agency. He has served on BS committees for structural timber and was a member of the timber Eurocodes drafting teams. He is now the Chairman of the Glued Laminated Timber Association, which he helped to found.
Christopher was one of the three joint authors of Green Oak in Construction, which was shortlisted for the RIBA Book Awards, and has also written numerous other TRADA publications.