This unique advanced textbook provides a clear and comprehensive description of the field of gene delivery, gene therapy and genetic pharmacology, with descriptions of the main gene transfer vectors and a set of selected therapeutic applications, along with safety considerations. The use of gene transfer is exponential in the scientific and medical community, both for cell biology experiments and for gene therapy revolutionary strategies. The advanced textbook should thus be of invaluable utility to Master, PhD or MD students, post-doctoral scientists or medical doctors, and to any scientist using gene transfer techniques or implementing gene therapy strategies. It provides the necessary background material needed to further explore the subject and relevant research literature. More than 25 world-renowned leading scientists in their respective fields have contributed to this pedagogical textbook. Its simple and synthetic content is suitable for curious readers interested to follow the biological and new medical revolution derived from the elucidation of the human genome.