Rabbi Chasen's an outspoken advocate for social justice whose writings appear in publications across the world. He’s the Senior Rabbi of Leo Baeck Temple in Los Angeles and is a member of the adjunct faculty of the Hebrew Union College – Jewish Institute of Religion, serves as National Co-Chair for T'ruah: The Rabbinic Call for Human Rights is an appointee to Mayor Eric Garcetti’s Interfaith Leadership Collective, and is a prominent Jewish composer whose works are regularly heard in synagogues and schools around the world.