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We are very grateful to the following organizations for supporting the activities of the CSES Secretariat and this website:

We would also like to thank the many organizations that fund election studies appearing in the CSES, those that have contibuted resources for hosting project meetings and events, and our collaborators, advisors, Planning Committee members, and Principal Investigators for donating their time and expertise to the benefit of the project.

How to Cite the Study

The Comparative Study of Electoral Systems (

These materials are based on work supported by the American National Science Foundation ( under grants SES-0112029 and SES-0451598, the University of Michigan, and the many organizations that fund election studies by CSES collaborators.

Any opinions, findings and conclusions or recommendations expressed in these materials are those of the author(s) and do not necessarily reflect the views of the funding organizations.