Matti Vartiainen has over 20 years in clinical and academic work, specialised in neurological disorders and especially mild traumatic brain injuries and sport concussions (PT, MSc, PhD). Always interested in evaluating human performance in holistic perspective specialized in motor (i.e. balance, reaction) and cognitive performance in rehabilitation and sport coaching. The clinical work with neurological, elderly patients to high elite professionals from F1 drivers to ice-hockey players. Matti is a co-founder and CEO of a company Ainone.