Melanie De Ruiter is an associate professor at the Center for Leadership and Management Development at Nyenrode Business Universiteit. Her research focuses on psychological contracts, leadership, proactive behavior, well-being, and organizational change management. Melanie teaches courses on organizational behavior and human resource management in the full-time and part-time MSc and BScBA program. Furthermore, she teaches the Thesis Module in the modular MBA program and research methodology in the Executive MBA program. Additionally, Melanie is actively involved in supervising theses and final projects in the full-time and part-time MSc and the executive and modular MBA programs.