Eiko is a psychologist, methodologist, and nearly photographer. He obtained his PhD in clinical psychology in 2014, and, after a lot of traveling and moving, now settled as Associate Professor at Leiden University. He works at the intersection of clinical psychology, psychiatry, epidemiology, methodology, and complexity science, and enjoys dabbling in philosophy of science. His interests are how to best understand, measure, model, and classify mental health problems. He loves burnt coffee and fast computers, and is humbled to get to work with many fantastic researchers from all over the world.