1. Amato, Joseph A. The Book of Twos: The Power of Contrasts, Polarities, and Contradictions. Granite Falls, Minn.: Ellis Press, 2015. Pp. 318. $29.95.
2. Andersson, Jenny, and Eglė Rindzevičiūtė, editors. The Struggle for the Long-Term in Transnational Science and Politics: Forging the Future. (Routledge Approaches to History, no. 11.) New York: Routledge, 2015. Pp. xv, 255. $140.00.
3. Backhouse, Roger E., and Philippe Fontaine, editors. A Historiography of the Modern Social Sciences. New York: Cambridge University Press, 2014. Pp. ix, 248. $60.00.
4. Baskerville, Peter, and Kris Inwood, editors. Lives in Transition: Longitudinal Analysis from Historical Sources. (Carleton Library, no. 232.) Ithaca, N.Y.: McGill-Queen’s University Press, 2015. Pp. xii, 381. Cloth $100.00, paper $34.95.
5. Berger, Stefan. The Past as History: National Identity and Historical Consciousness in Modern Europe. With Christoph Conrad. (Writing the Nation, no. 8.) New York: Palgrave Macmillan, 2015. Pp. xiii, 570. $33.00.