Matthijs Steeneveld (MSc) is a positive organizational psychologist based in the Netherlands. His work involves helping to create more flourishing – people, organizations and the planet. As a trainer and consultant, he works with teams and organizations. As an educator, he trains professionals into the science and practice of positive psychology, character strengths, appreciatvie inquiry, self-determination theory and more. He is author of several books on positive psychology (amongst others, the English-language Character Strengths Intervention Cards). Aside from that, he is editorial member of the Dutch Positive Psychology journal.