Mark Tigchelaar (1984) studied psychology and specialized in improving performance and optimizing brain function. He has been involved in various TV programs about the brain, delivered two TEDx Talks, and wrote six books on the subject.
Together with Oscar de Bos, he co-authored the bestseller Focus ON/OFF.
linkedin.com/in/mark-tigchelaar-focusOscar de Bos
Focus expert / director
Michelle Vonk
Focus expert / accountmanager
Sandra Hoekstra
Focus expert / accountmanager
Juun Hoyng
Focus expert / creative content director
Irene Koot
Focus expert / content manager
Aalco van den Brink
Focus expert / trainer
Atilla Mohiddin
Focus expert / trainer
Mirjam Pels
Focus expert / trainer
Eeske van Royen
Focus expert / trainer
Haiko Neidig
Focus expert / trainer
Vincent Heinink
Focus expert / trainer
Nina de Leeuw
Focus expert / trainer
Linda Abrams
Focus expert / trainer
Jan Engelsman
Focus expert / trainer
Marco Leijtens
Focus expert / trainer
