1. Cerebra Research Unit and PenCLAHRC, Peninsula Medical School, University of Exeter, Exeter, UK
2. Honorary Principal Orthotist, Nuffield Orthopaedic Centre, Oxford, UK
3. National Centre for Prosthetics and Orthotics, University of Strathclyde, UK
4. Hanger Prosthetics and Orthotics Inc, Salt Lake City, UT, USA
5. Orthotic Innovations, Melbourne, Victoria, Australia