Jo Nijs is professor at the Vrije Universiteit Brussel (Brussels, Belgium) and physiotherapist/manual therapist at the University Hospital Brussels. His research and clinical interests are patients with chronic unexplained pain / fatigue and pain-movement interactions. He is the Scientific Chair of the executive committee of the Pain, Mind and Movement Special Interest Group of the International Association for the Study of Pain (IASP). Jo runs the Pain in Motion international research group (www.paininmotion.be) and a physiotherapy-based treatment program for patients with chronic pain in the University Hospital Brussels. He has (co-)authored > 160 peer reviewed publications, obtained over €4.7 million of grant income, supervised 7 PhD projects to completion (excluding 15 ongoing PhD projects) and served more than 160 times as an invited speaker at national and international meetings in 19 different countries. His work has been cited >2000 times (h-index: 28; ISI Web of Knowledge). Jo is ranked 1st in the world among chronic fatigue syndrome researchers, 4th among whiplash injury researchers and 7th among chronic pain researchers (expertscape.com).