Samuel Kas­sow, Northam Pro­fes­sor of His­to­ry at Trin­i­ty Col­lege, holds a Ph.D. from Prince­ton Uni­ver­si­ty. He has been a vis­it­ing pro­fes­sor at many insti­tu­tions and helped plan the POLIN Muse­um of the His­to­ry of Pol­ish Jews in War­saw. Among his var­i­ous pub­li­ca­tions is Who Will Write Our His­to­ry: Emanuel Ringel­blum and the Secret Ghet­to Archive (Indi­ana Uni­ver­si­ty Press, 2007).