How the biblical Cities of Refuge and Planet Fitness can serve as models for synagogue rejuvenation.    

In his first sermon as rabbi of Temple Beth-El, Rabbi Knopf shares the values that guide his approach to Judaism and his rabbinate.    

The Torah's command that we not sit comfortably while our brothers and sisters go to war teaches us about how to relate to Israel during a time of crisis, and also to others in our daily lives who are struggling.    

In his last sermon at Har Zion Temple, Rabbi Knopf talks about the values that animate him as a rabbi.    

In his sermon on Parashat Korah, Rabbi Knopf argues that one simple word can change your life, your institutions, and your world: 'Why?'"