Professor Waller is Professor of Digital Transformation Policy and Governance in the Department of Government at the University of the West Indies, Mona and over the last ten years, has published over 100 articles, books, book chapters, scientific research papers, and technical reports on subjects including digital transformation, ICT for development, electronic governance and innovations in governance.

He has also managed several local, regional, and international research projects which focused on harnessing information and communication technologies for the development of Jamaica. Prof. Waller sits on several national, regional, and international committees, boards and commissions. He is also the Executive Director of the Global Tourism Resilience and Crisis Management Centre.