Stephen R. Hallett is Professor in Composite Structures in the Advanced Composites Centre for Innovation and Science at the University of Bristol, UK. One of his main research interests is the development of physically based damage models for composite materials and their deployment for new and challenging applications. He has worked with on research projects for many of the major aerospace companies and is Technical Director for the Rolls-Royce Composites University Technology Centre at the University of Bristol. He has published over 70 scientific papers in international peer reviewed journals.