chapter 1. Measuring absolute single half-cell reduction potentials with mass spectrometry / William A. Donald and Evan R. Williams -- chapter 2. Electrochemistry of hydrogenases / Fraser A. Armstrong -- chapter 3. Bioanalytical applications of electrochemistry at liquid-liquid microinterfaces / Damien W.M. Arrigan, Gregoire Herzog, Micheal D. Scanlon and Jorg Strutwolf -- chapter 4. Electrolytes based on weakly coordinating anions : an advance in anodic molecular electrochemistry / William E. Geiger.