In the past several years there has been a dramatic rise in Anti-Semitism online. This talk will help shed light on where this is coming from, why Anti-Semitism is rising, how it spreads, and how it is used as a tool for social unrest. Michael Greenstone is co-founder and Technology Director at the Network Contagion Research Institute (ncri.io) an institute whose mission it is to understand, measure, identify, and combat hate online. The NCRI is a consortium of the academic researchers and technologists dedicated to this mission. NCRI is a neutral 3rd party that partners with social media platforms, media, government.