What should be considered when assembling new project teams, and under what conditions are teams particularly high-performing? What qualities must project managers possess, and how can they better tackle the challenges of project leadership? How can communication in projects be structured and the flow of information improved? What should be taken into account when managing stakeholders and dealing with risks, crises, and conflicts in projects? This book provides relevant psychological know-how from science and practice for personnel work in projects, addressing all these questions. It clearly and vividly illustrates what matters when it comes to the human factor in projects and offers a wealth of scientifically grounded background information and practically applicable tools from psychology. Detailed case studies encourage the application of psychological concepts.