MECS publishes academic books in all major scientific areas at affordable prices for academic libraries and for personal use. All MECS books are supervised by outstanding scientists acting as editors or associate editors, each of whom is an expert in one of the fields covered by this series. In this way, the high quality of each volume in the series is guaranteed. Each new book proposal is evaluated by one of the series' editors, and the final manuscript also needs the editor's approval before it will be published.