In this series, R’ Aaron Lopiansky learns through the fundamental Rishonim on the Parsha, collected in his essential Sefer ” Yesodei HaTorah” (for sale at eshelpublications.com).Each week, R’ Aaron picks up from where he left off on that parsha the year before. He learns through this important Rishonim, elaborating on them, and teaching us how we can learn from them.