This article by Derek Robinson of the Institute of Economics and Statistics at the University of Oxford appeared in a recent issue of the International Labour Organization's (ILO) International Labour Review. In it, Robinson reviews some of the major research findings regarding the wage gap between men and women. The article discusses methodological issues as well as including some empirical findings "for two major groupings of occupations - in medicine and in public service, banking and insurance." The article has a UK focus, but also features a number of international comparisons.