He is particularly known for identifying the characteristics of, and influences on, deep and surface approaches to learning, and developing the Approaches to Studying Inventory  (Entwistle & Ramsden, 1983) and the Approaches and Study Skills Inventory for Students (Entwistle, McCune & Tait, 2013).
He is particularly recognized for discerning the traits of, and factors affecting, deep and surface learning approaches, and creating the Approaches to Studying Inventory (Entwistle & Ramsden, 1983) and the Approaches and Study Skills Inventory for Students (Entwistle, McCune & Tait, 2013).