Thebookarisesfromtheconvictionthatitisnecessarytore-thinkthebasicphilosophygoverningtheelectricitydistributionsystems.Intheauthors’opinionthereisaneedtoexploitfullythepotentialadvantagesofrenewableenergysources,distributedgeneration,energystorageandotherfactorswhichshouldnotonlybecon