What Is a Cantor? Jeremiah Lockwood tells (and demonstrates) the
duty and power of a cantor during the synagogue service. What is
a cantor? The Jewish prayer leader, also known as a hazzan or
chazan, isn't just a singer--the hazzan is the central figure
who conducts weekday, Shabbat, and holiday services in a
synagogue. Jeremiah Lockwood of the band The Sway Machinery
explains.