He specialises in the durability mechanics of engineering materials and structures, computational mechanics, bio-chemo-poromechanics, & high performance composite materials. He sits on the editorial board of the Journal of Engineering Mechanics. He has recently co-authored a book with Luc Dormieux (see above) and co-authored the 2 volume “Mechanics and Durability of Solids” with Olivier Coussy in 2001.