Rambam: De'os, Chapter 4

One of America’s premier Jewish scholars in Torah and Jewish mysticism, Rabbi Yosef Yitzchak (YY) Jacobson is one of the most sought after speakers in the Jewish world today, lecturing to Jewish and non-Jewish audiences on six continents, and serving as teacher and mentor to thousands across the globe. Rabbi Jacobson founded and serves as dean of www.TheYeshiva.net, teaching, via the web, one of the largest Torah classes in the world today, with thousands of students globally. Over the last 20 years, Rabbi Jacobson traveled to hundreds of communities, schools, and universities across the globe, educating and inspiring people of all backgrounds with the relevance and depth of Torah and Judaism. You can email him at: [email protected].