Lea Gerster is an Analyst at ISD and ISD Germany. She works across a range of projects focused on the proliferation of extremist ideologies and disinformation in the English- and German-speaking part of the internet. Previously, Lea worked for two years in online extremism-related roles at TRD Policy and the Centre on Radicalisation and Terrorism. She also worked as an intern for the Swiss foreign office and as a volunteer at a Japanese tea farm. She is the co-author of the ISD report Crisis and Loss of Control: German-Language Digital Extremism in the Context of the COVID-19 Pandemic. She holds an MA War Studies from King’s College London and a BA in history, Japan studies, and political sciences.