In this collection of interrelated essays, the authors review landmark developments in electrochemistry building on biographic material and personal insight. The book facilitates understanding of the innate pathways of developments in electrochemical science as a result of lucky circumstances fitting to objective conditions. Thus the book will help to understand the present state of electrochemistry and offer inspiration for solving today's scientific challenges. The authors as experienced electrochemists from the U.S., Western and Eastern Europe also provide guidance for scientific careers by presenting biographical examples of famous electrochemists.