He is the Dean of Cambridge Judge Business School and holds the Adam Smith Professorial Chair in Corporate Governance at the University of Cambridge.
[1] He has previously been the Head of the Finance & Accounting Subject Group at Cambridge University's Judge Business School.
[5] Dissanaike had his schooling at Trinity College, Kandy, where he was awarded the Ryde Gold Medal.
He completed his undergraduate education at the University of Peradeniya, and obtained a First Class Honours degree in economics.
He won an External Research Studentship for Economics, awarded by Trinity College, Cambridge, and an Overseas Research Studentship, awarded by the Committee of Vice-chancellors and Principals of the Universities of the UK.