Hans Hobbelen (PhD, PT) started his career as a physiotherapist in a nursing home in the city of Eindhoven the Netherlands and stayed at this job for 22 years. In 2001, he received his master degree in human movement sciences. He received his PhD in 2010 on the topic of paratonia, a distinctive form of hypertonia in dementia. This made him a leading scientist in the field of paratonia and movement disorders in dementia. He is currently professor in Ageing and Allied Health Care at the Hanze University of Applied Sciences in Groningen, The Netherlands. Besides movement disorders in dementia his main field of interest is frailty, in specific the multi-dimensionality of Frailty. Hans is since May 2019 President of The International association of Physiotherapists working with Older People (IPTOP, official subgroup of World Physiotherapy). Since 2018 is Hans a member of the WHO Clinical Consortium on Healthy Ageing. He is member of the science committee of the Royal Dutch association of Physical Therapists (KNGF). He is author/co-author of over 40 scientific articles, 5 book chapters and co-editor of the Dutch standard work on Physiotherapy in older people.