This book chiefly focuses on the IPMA® competence baseline (ICB) version 3.0, closely intertwined with project management standards like the PMBOK guide (official ANSI Norm) and DIN. It explores various facets of project management, including effective problem-solving strategies, cross-disciplinary methods, and the integration of modern tools and techniques. Additionally, it examines practical applications of the Six Sigma philosophy, presenting industry-relevant examples to facilitate reader comprehension and implementation. Intended as a reference guide, it provides a reliable foundation for both theoretical and practical work, along with a comprehensive overview of the state-of-the-art in project management and adjacent disciplines. Moreover, it offers a tailor-made resource for master's studies in Project Management and Quality Management, consolidating the insights of trusted industry experts from around the globe. As such, this workbook is ideally suited as supplementary self-study material, while also helping readers meet their daily project management requirements.