Part I History -- History of Photodynamic Therapy -- Part II Theory and Mechanism -- Fundamentals of Photophysics, Photochemistry and Photobiology -- Molecular Biological Mechanisms in Photodynamic Therapy -- Part III Methods and Instrumentation -- Diagnostic and Laser Measurements in PDT -- Implementation of Laser Technologies in Clinical PDT -- Photochemical Internatlisation(PCI) -- A Novel Technology for Targeted Macromolecule Therapy -- Part IV Oncological Applications -- PDT in Dermatology -- Photodynamic Diagnosis and Therapy for Brain Malignancies: From the Bench to Clinical Application -- Photodynamic Therapy for Thoracic Oncology -- Photodynamic Therapy for Polypoidal Choroidal Vasculopathy -- Part V Non-Oncological Applications -- Functional Targeting of Bacteria: A Multimodal Construct for PDT and Diagnostics of Drug-Resistant Bacteria -- Photodynamic Therapy: A Novel Promising Approach for the Treatment of Spontaneous Microbial Infections in Pet Animals -- Photodynamic Control of Noxious Insects and Parasites.