The book "Functional Safety According to ISO 26262 in the Concept Phase of Developing Electrical/Electronic Architectures" provides a comprehensive analysis of the requirements for functional safety in the automotive industry. It is aimed at professionals involved in the development of software-based vehicle systems and conveys a deep understanding of integrating safety requirements into the modeling of electrical/electronic architectures. The author, Martin Hillenbrand, highlights the necessity of a close interlinking of processes in both software and hardware to meet the new standards. The book addresses the formal allocation of safety requirements to model contents and offers valuable insights into supporting concurrent and subsequent development activities. It is an indispensable work for anyone dealing with functional safety in automotive development.