Fedor Bogomolov was appointed as a Clay Senior Scholar from September to November, 2008, to participate in Groups in Algebraic Geometry at CRM Ennio De Giorgi.
Laszlo Lempert was appointed as a Clay Senior Scholar from February to May, 2008, to participate in Complex Analysis of Several Variables at the Mittag-Leffler Institute.
Richard Kenyon was appointed as a Clay Senior Scholar from January to May, 2012, to participate in Random Spatial Processes and Cluster Algebras at MSRI.
William Johnson was appointed as a Clay Senior Scholar from August to December 2017 to participate in Geometric Functional Analysis and Applications at MSRI.
William Johnson was appointed as a Clay Senior Scholar from August to December, 2011, to participate in Quantitative Geometry at MSRI.
Ehud Hrushovski was appointed as a Clay Senior Scholar from January to May, 2014, to participate in Model Theory, Arithmetic Geometry and Number Theory at MSRI.
Nigel Hitchin was appointed as a Clay Senior Scholar during September 2005 to participate in Mathematical Aspects of String Theory at the Kavli Institute.
Haruzo Hida was appointed as a Clay Senior Scholar from September to December, 2010, to participate in the Hida Theory Lecture Series at the University of Kyoto/RIMS.