KEN­NETH B. MOSS (KBM) is the Felix Posen Asso­ciate Pro­fes­sor of Mod­ern Jew­ish His­to­ry at the Johns Hop­kins Uni­ver­si­ty. His book Jew­ish Renais­sance in the Russ­ian Rev­o­lu­tion (Har­vard, 2009) was co-win­ner of the Jew­ish Book Council’s Sami Rohr Prize for Jew­ish Lit­er­a­ture in 2010. He is cur­rent­ly writ­ing a book on Jew­ish polit­i­cal thought and the East Euro­pean Jew­ish con­di­tion in the 1930s.