 He also established Lakewood-style kollels in 30 cities, and pioneered the establishment of community kollels in which Torah scholars study during the morning and afternoon hours and engage in community outreach during the evenings.Upon his death, he had served as the Lakewood rosh yeshiva for exactly the same amount of time as had his father, Rabbi Aharon Kotler, the founding rosh yeshiva of Beth Medrash Govoha