Rainer Haag, is Professor of Organic and Macromolecular Chemistry at Freie Universität Berlin. Since 2021, he is spokesperson of the Collaborative Research Center 1449 "Dynamic Hydrogels at Biological Interfaces" and the research facility “SupraFAB”. His research focuses on biodegradable and multivalent macromolecules, supramolecular architectures, nanotransporters for drug delivery, and sustainable polymer syntheses. In start-up-oriented teaching, he won the 2014 teaching award at Freie Universität Berlin with his project "Translation of Project Ideas." Together with the company Dendropharm, he received the Innovation Award Berlin-Brandenburg in 2016. Since 2019, he has been an elected member of the German Academy of Science and Engineering (acatech). In 2022, he was awarded the ERC Advanced Grant. His scientific achievements are documented by >630 peer-reviewed publications and 45 patent applications. For more information see the group homepage: http://www.polytree.de