 Slim has since worked at the Centre for Humanitarian Dialogue in Geneva and as a Senior Research Fellow at the Institute of Ethics, Law and Armed Conflict (ELAC) at the University of Oxford where he co-founded the Oxford Consortium for Human Rights with Professor Cheyney Ryan and other US academics.From 2015 to 2020, he was Head of Policy at the International Committee of the Red Cross in Geneva.Slim has been a Trustee of Oxfam GB and the Catholic Agency for Overseas Development (CAFOD) and a Visiting Professor at the University of Oregon and the Graduate Institute in Geneva.