Mariska Koster was a pulmonologist with a focus on oncology in a STZ hospital from 2001 to mid-2012. After that, she worked for five years at a health insurer, and six years at Johnson & Johnson Innovative Medicine. She is now an independent consultant and supervisor. In her blogs, she reflects on experiences she gained as a patient and on developments in healthcare: from a personal perspective, but also and especially from the roles she previously held in healthcare.