Advanced High-Strength Steels (AHSS) are the fastest growing material in today's automotive industry and are designed to leverage steel as the optimum automotive material. This book provides a comprehensive account of the structure-property relationship in AHSS. It examines the types, microstructures and attributes of AHSS. It also reviews the current and future applications, the benefits, trends, and environmental and sustainability issues. A compelling feature of the book is its extensive use of property charts and microstructures to simplify visualisation of the resulting attributes of AHSS. This book is intended to be a textbook/reference.