The South African National Biodiversity Institute (SANBI), with the Norwegian Environment Agency, will bhe hosting a Learning Exchange on biodiversity and ecosystem assessments, to be held in Cape Town, South Africa from 25 to 29 May in 2015..The Learning Exchange aims to bring together the scientists and leaders who are undertaking (or may undertake) biodiversity-related classification and/or assessments; and have some input into how such work is made accessible to policy- and decision-makers.