@conference {2851, title = {Changes in the roles, influences and accountabilities of key actors in higher education institutions: A comparative study between Portuguese and British universities}, booktitle = {24th CHER Conference}, year = {2011}, address = {Reykjavik (Isl{\^a}ndia), 23-25 de junho}, author = {Ana Sofia Melo and Cl{\'a}udia Sarrico and Z. Radnor} }