K. Schügerl: Extraction of Primary and Secondary Metabolites -- A. Aivasidis, V.I. Diamantis: Biochemical Reaction Engineering and Process Development in Anaerobic Wastewater Treatment -- A. Knoll, B. Maier, H. Tscherrig, J. Büchs.: On the Oxygen Mass Transfer, Carbon Dioxide Inhibition, Heat Removal and Energetic and Cost Efficiency of High Pressure Fermentations -- J. Hubbuch, J. Thömmes, …