How can we understand what a transdisciplinary (TD) approach might actually comprise of, given its complex and various uses? This book asks the question of leading practitioners in the field of higher education and transdisciplinarity. The emergence of transdisciplinarity has been a response to the often-failed closed-system, discipline-based approaches to solving complex social problems (various reports and definitions may be found in projects reported by the OECD, UNESCO and EU). These failures are often contingent upon disaggregated notions of epistemology and the compounding failures of ontological incongruities that are evident in these discipline- based approaches. Such approaches are not necessarily confined to large, seemingly insurmountable social