Wulf Gaertner is Professor of Economics at the University of Osnabrück in Germany and Fellow of Wissenschaftskolleg, Berlin. He has held several visiting posts at Tulane University, Harvard University, and the London School of Economics and Political Science, and was the recipient of the Ludwig Lachmann Research Fellowship from the LSE for the period 2006-2008. Professor Gaertner is also one of the managing editors of the journal, Social Choice and Welfare.

Wulf Gaertner's book is both an excellent book of social choice theory and an outstanding primer that will surely soon become a standard reference. Students now have available to them an up-to-date and comprehensive introductory text in social choice theory, fulfilling any expectations they may have in respect of clarity, rigor and the development of the subject...all economists, philosophers or mathematicians who might wish to work on the problem of aggregation or of justice, as well as any economist in general, would gain from this book a quick and uncontroversial overview of the field

• GLOSSARY OF MAJOR CONCEPTS; HINTS TO EXERCISES