Hans de Graaf is an eLearning and video expert for the Dutch Knowledge Center for Online Learning (KCOL). In 1995, Hans started his own software firm, Talking Telecom Technologies. In 1998, the company made a product for computer-based examination; that’s why Hans started a company in eLearning: Education Permanente Internationale. In 2007, Hans started a new company called Icademy, which produced well over 350 online courses. In 2013, Hans founded HiHaHo, a tech startup with an online tool for making videos interactive. He joined KCOL in September 2015. As a "brain tweaker," Hans speaks on "brainful decisions," critical thinking, and effective learning.