The success and further development of a company or organization critically depend on its employees. Therefore, valid and efficient personnel selection is an important strategic measure for ensuring and enhancing employee quality. This third, thoroughly revised, and fully updated edition offers a unique insight into the tools and practices of successful personnel selection based on the current international state of research. Volume I focuses on the fundamentals of personnel selection, candidate search, requirement profiles, pre-selection, interviews, and the targeted use of references. A comprehensive question database facilitates direct practical transfer. Volume II addresses current international research findings on the behavior and characteristics of interviewers and candidates.