We are excited to announce Professor Roland Bal as keynote speaker at the opening ceremony of CLIMA 2022 on Sunday, May 22nd. Roland Bal is Professor at Erasmus School of Health Policy & Management and his main research interest lies in the building, functioning and consequences of knowledge infrastructures for the governance of healthcare. He currently focuses on organisational infrastructures for quality and safety in healthcare, such as studies on the regionalisation of elderly and mental healthcare and a study task differentiation of nursing care. Professor Bal has specialised in qualitative, mainly ethnographic research methods. He is a member of the Dutch research school of Science, Technology & Modern Culture and of the Society for the Social Study of Science. He also participates in the European Health Policy Group, a group of political scientists and economists studying (comparative) health policy.