Volume Three of Igor de Rachewiltz's annotated translation of the Secret History of the Mongols (Brill 2004, 2006), now regarded as the standard English version of this epic biography of Činggis Qan, is both a complement and a supplement to the first two volumes. On the one hand it revises and updates the work to the end of 2012, and on the other it introduces new interpretations and ideas about both the identity of its anonymous author and the date of its composition. It is, therefore, an indispensable companion volume for all readers and users of the earliest Mongolian literary...