Paul Milliman's The Slippery Memory of Men is the first monograph on the role played by the early fourteenth-century trials between Poland and the Teutonic Knights in the restoration of the Polish kingdom. It is also only the second English-language monograph on this important transitional period in Polish history and the first in over 40 years. Milliman first analyzes the thirteenth-century borderland society of the south Baltic littoral, especially in Pomerania, and then uses the lengthy testimonies of over 150 witnesses from the fourteenth-century trials to examine the role of the...