www.hertie-school.org›Study›PhD› PhD What our PhDs do today PhD profile Leveraging insights from social entrepreneurs Alexandra Ioan’s journey from community organiser to research designer to system changer. PhD profile Do populists get voters to the polls? Arndt Leininger and Maurits Meijers explore the assertion that populists might be good for democracy. PhD profile From PhD to prof Marlene Jugl reflects on life after the dissertation and her doctoral journey.