Prof. Dr.-Ing. Robert Holländer 2001 to 2019 University Professor at the University of Leipzig, Head of the Professorship for Environmental Engineering in Water Management and Environmental Management in Small and Medium-Sized Enterprises, initially funded for five years as an endowed professorship by the Deutsche Bundesstiftung Umwelt. We thank him sincerely for his many years of work and commitment.
Prof. Dr. Jens Uwe Fischer Honorary Professor from 2019 to 2023 - We would like to express our sincere thanks for his support over 20 years.