Opening address.- Bioelectrochemistry and bioenergetics: an interdisciplinary survey.- General criteria for the fulfilment of redox reactions.- Photosynthesis - selected topics.- Energetics of biological enzyme reactions.- Kinetics in bioelectrochemistry. Photoredox reactions at electrodes and in solution.- Applications of advanced voltammetric methods in bioelectrochemistry.- Transmembrane potential and redox reactions from a physiological point of view.- The mitochondrial respiratory chain.- Electrochemical methodologies in biomedical applications.- Concluding remarks.- List of participants.