Zenda Ofir is a South African scientist and evaluation specialist. With a PhD in (Ecological) Chemistry, she was a grants portfolio manager at a South African national science council and Director of Research at Pretoria University before turning to evaluation. She has worked in many different fields from local to global level, with a special interest in Africa and Asia. She has visited 80 countries and worked on assignment in more than 40 of them for multilateral, government, academic, non-government and philanthropic organisations. She continues to advise international and multilateral organisations and initiatives on evaluation policy, strategy and practice. She has a special focus on the interests of the Global South, on the relationship between humanity and nature, and on how evaluation can best support efforts to accelerate progress towards urgently needed systems transformations and just transitions. She is a former President of the African Evaluation Association (AfrEA) and former Vice-President of the International Development Evaluation Association (IDEAS) as well as the International Organisation of Cooperation in Evaluation (IOCE). She is a Richard von Weizsäcker Fellow at the Robert Bosch Academy in Berlin and interim Chairperson of the Council of the International Evaluation Academy (IEAc). She has been on the editorial boards of three evaluation journals and is a widely read blogger on evaluation. Zenda is currently based in Geneva, Switzerland.