David McWilliams is a Consultant Physiotherapist and Associate Professor at the University Hospitals Coventry and Warwickshire and Coventry University partnership Centre for Care Excellence. He is the chair of the physiotherapy working group for the European Society of Intensive Care Medicine (ESICM). David was a member of the guideline development group for the NICE guideline ‘Critical Illness rehabilitation’ and subsequent quality standard on the same topic. He has extensive experience of research into both early and post ICU rehabilitation, with a number of publications in this area and regularly presents both nationally and internationally on the subject.