We congratulate Dr.-Ing. Dominik Funke on passing his PhD exam! Dr. Funke dealt with the topic "Ultra-low-power circuits for microsystems in CMOS technology" in his PhD thesis. The co-examiners were Prof. Dr. Schmitz, PD Dr. Enzner, PD Dr. Gerhardt, Prof. Dr. Oehm and Prof. Dr. Pohl. We look forward to further joint cooperation.