Research Biofilms Biofilm Drinking Water Treatment Bioremediation Human Gut Microbiota Advanced Oxidation and Biodegradation Mathematical Modeling Membrane Biofilm Reactors Methanogenesis and Anaerobic Digestion Microbial Electrochemical Cells Microbial Products Molecular Microbial Ecology Nutrient Recovery Photobioenergy Wastewater Treatment Spinoff: Precient Technologies