Dr. Katarina Braune is a medical doctor at Charité – University Hospital and digital clinician scientist of the Berlin Institute of Health in Germany. She is a pediatric endocrinology fellow, a digital health researcher with a focus on open-source and patient-led innovation. She is also the co-chair of the Berlin chapter of the organization called Hacking Health. She also lives with type 1 diabetes herself for 20+ years and uses DIY looping, which she has studied extensively as a co-founder of the EU-funded “OPEN” project.