chapter 1 Designing Functional Biomolecular Films on Electrodes / chapter 2 Electrochemistry of Redox-Active Protein Films Immobilized on Self- Assembled Monolayers of Organothiols -- chapter 3 Biomimetic Membranes on Metal Supports / chapter 4 Peptide- and Protein-Based Biomolecular Assemblies: Physical and Chemical Characterization for Optimal Function / chapter 5 Surface Plasmon Resonance Spectroscopy: Applications in Protein Adsorption and Electrochemistry / chapter 6 Characterization of Biomolecular Interfaces with Scanning Electrochemical Microscopy: From Model Monolayers to Tissues and Cells -- chapter 7 Layered Protein Films: Quartz Crystal Resonator Frequency and Admittance Analysis -- chapter 8 Nano-Sized Thin Films for Enzyme Reactors / chapter 9 Biomimetic Nanoparticle Synthesis / chapter 10 Biosensors / chapter 11 Modified Electrodes for the Oxidation of NADH / chapter 12 DNA-Based Sensors