Joop Hartog (1946) is emeritus professor of economics at the University of Amsterdam. He is specialised in labour economics, and published, alone or with co-authors, some ten books, some hundred articles in international journals and over a hundred contributions to books and journals in Dutch. With Jules Theeuwes, he founded the journal Labour Economics and for almost 15 years wrote columns for Dutch newspapers. He was a member of several government advisory committees, including the short-lived Council of Economic Advisors. He held visiting positions in many places, including Stanford, the World Bank, Peking University and Harvard. In 2001, he was appointed as a member of the Royal Netherlands Academy of Sciences KNAW. He retired in 2011, but still actively continues research and other academic work.