100 Years ago, the Rebbe Rashab began presenting the most profound and complicated series in Chabad Chassidus, known as “Hemshech Ayin Beis.” Tonight, TheYeshiva.net begins hosting a new weekly global class in this series by Rabbi Levi Wineberg, author of Lessons in Tanya. Please scroll down to watch the first video by Rabbi Wineberg. You can also download an mp3, mp4 and full curriculum for the class.