The expertise of Martin Rösch has been closely linked to Celsius42 since the company's founding. As a formally independent contract employee, he has been dedicated to questions of clinical application for many years. He cooperated with customers – in particular with Dr. Hüseyin Sahinbas – to perform preclinical temperature tests and helped to design performance profiles. Moreover, he contributed input and advice on study designs and for many years gathered experiences in customer visits and in discussions with users of our and other hyperthermia systems. Martin Rösch has been an invited speaker on the topic of hyperthermia at oncology conventions in more than a dozen countries and has published articles on the topic in peer-reviewed journals.