<p>Under Adolf Hitler's leadership, anti-Semitic policies escalate from discrimination to widespread genocide. The state-sponsored persecution features mobile killing squads conducting mass shootings, and then purpose-built death camps, where millions of men, women and children are murdered by poison gas.</p><p>This episode features interviews with (in order of appearance):</p><ul><li>Waitman Wade&nbsp;Beorn, assistant professor, Northumbria University</li><li>Jadwiga Biskupska, associate professor, Sam Houston State University</li><li>Alexandra Richie, professor, Collegium Civitas</li><li>Daniel Greene, adjunct professor, Northwestern University</li><li>James Bulgin, Imperial War Museum</li><li>Rebecca Erbelding, historian and author</li><li>Simon Sebag Montefiore, historian and author</li><li>Robert Citino, senior historian, National WWII Museum</li></ul>