This book reports on advances in applications of Lean Six Sigma and Operational Excellence in Higher Education Institutes and in other Public Sector organisations with a special emphasis on Kaizen, Lean, Business Excellence Models, and Digitisation. Further topics include Leadership for Higher Education Institutes and public sectors in Operational Excellence and building a culture for Operational Excellence. Chapters report on theoretical research and case studies concerning Operational Excellence, Lean Six Sigma and Quality Management applications. Based on the 7th International Conference on Operational Excellence in Higher Educational Institutes and other public sector organisations (2024), held on September 2nd-3rd, 2024, at the University of Galway in Ireland, this book offers a timely reference for both academics and professionals in the broad field of Operational Excellence.