skip to primary navigationskip to content

Dr Tadashi Hirai

Dr  Tadashi Hirai

Affiliated Lecturer, Centre of Development Studies, University of Cambridge

BA (Tokyo University of Foreign Studies), MPhil (Cantab), PhD (Cantab)

Paper 15 Education and Human Development Coordinator

Currently not taking PhD Students


Tadashi specialises in human development. He is currently working on the perception of subjective assessments through the lens of motivational type, from the perspective of self-determination theory in the field of positive psychology. Apart from teaching at Cambridge, he works for a collective farm in Ukraine, which is establishing a social business. His previous appointments include a consultancy for the United Nations Development Programme in Brazil and a Japan Society for the Promotion of Science Research Fellowship at the University of Tokyo.

Research Interests

Tadashi’s research interests include development ethics (particularly in human development and basic needs), development indicators, global governance, institutions, self-determination, motivation, and happiness.


Tadashi is one of the coordinators for the MPhil Paper 15 ‘Education and Human Development’ in the Centre of Development Studies. He is also a supervisor for the Tripos Paper 17 ‘Land Policy and Development Economics’ in the Department of Land Economy.

Key Publications

Hirai, T. (forthcoming) "Happiness in BRICS" In P. B. Anand et al. (eds.) Oxford Handbook of BRICS and Emerging Economies, Oxford: Oxford University Press.

Hirai, T. (forthcoming) "For a Happy Human Development" In F. Comim et al. (eds.) New Frontiers of the Capability Approach, Cambridge: Cambridge University Press.

Hirai, T. (2017) The Creation of the Human Development Approach. London: Palgrave Macmillan.

Hirai, T. & Ikemoto, Y. (2017) "Sen’s Economics in The Idea of Justice: Induction vs deduction" Review of Political Economy, 29(1): pp. 93-110.

Hirai, T., Comim, F. & Ikemoto, Y. (2016) "Happiness and Human Development: A capability perspective" Journal of International Development, 28(7): pp. 1155-1169.

DeHaan, C., Hirai, T. & Ryan, R. (2016) "Nussbaum's Capabilities and Self-Determination Theory's Basic Psychological Needs: Relating some fundamentals of human wellness" Journal of Happiness Studies, 17(5): pp. 2037-2049.

ARB Long Photo