Sir Oliver Simon D'Arcy Hart is a British-born American economist, currently the Lewis P. and Linda L. Geyser University Professor at Harvard University. Together with Bengt R. Holmström, he received the Nobel Memorial Prize in Economic Sciences in 2016.

Bengt Robert Holmström is a Finnish economist who is currently Paul A. Samuelson Professor of Economics (Emeritus) at the Massachusetts Institute of Technology. Together with Oliver Hart, he received the Central Bank of Sweden Nobel Memorial Prize in Economic Sciences in 2016.