Reuben Gronau is Professor of Economics (emeritus) at the Hebrew University at Jerusalem (Israel). He served as Visiting Professor at UCLA, Stanford University, MIT, The University of Chicago, Columbia University, Princeton, Northwestern, and The New School (Moscow). He has published several books and articles in the area of theoretical and empirical household behavior, labor market participation, transportation economics, and public utilities regulation. He played a major role in in setting the rates of public utilities in Israel (electricity, water, and phone rates).