Abstract
Imke de Boer and Martin van Ittersum present the content of the third edition of the Mansholt lecture, which was held in Brussels on the 19th of September. See for more information https://www.wur.nl/en/activity/Mansholt-Lecture-3.htm, and the news item published on the 15th of November 2018 on this website (contains a link to the pdf of the Mansholt lecture).