Professor and SciLifeLab Director Olli Kallioniemi is a winner of the 2019 Matti Äyräpää Award. This prize is the most important national medical prize in Finland, which has been awarded annually by the Medical Society Duodecim since 1969. Olli Kallioniemi is awarded for his pioneering contributions to molecular precision medicine, to new technologies and for his work on biological research infrastructures. His current research focuses on development of individualized treatments for cancer patients based on molecular data and drug testing. The prize was announced and an award lecture given at the opening ceremony of the Annual Medical Meeting (Physician 2019) at the Helsinki Fair Center on Jan 9, 2019.