This report is the second in a series of GEM reviews of high-expectation entrepreneurial activity. This report expands the global survey of high-expectation entrepreneurship initiated in 2005 (Autio, 2005). In this report, we expand on the number of countries reported and analyze the prevalence of highexpectation entrepreneurial activity in different world regions.4 We also expand the study of the anatomy of high-expectation entrepreneurial activity in different countries and world regions, as well as on the characteristics of the individuals who report highexpectation entrepreneurial activity.