Maartje is co-founder of Happy Office in the Netherlands, co-author of the book: The Happy Office Manifesto, four pillars of a happy work culture and co-creator of the International Week of Happiness at Work. With a master’s degree and track record in the field of Happiness at Work and Organisational Culture, she knows all the ins and outs of how to change behavior and culture and create work environment in which positivity is key and people can flourish.