Strassfeld was rabbi of the Society for the Advancement of Judaism, a Manhattan synagogue.
[citation needed] Strassfeld first received wide public attention as one of the authors of The Jewish Catalog.
He was a leader of the Chavurah movement and was the founding chairperson of the National Havurah Committee from 1979 to 1982.
[3] The original version of Passover Haggadah: The Feast of Freedom was edited by Strassfeld.
Strassfeld is married to Rabbi Joy Levitt and he is father to sons Max, Noam, and Benjamin and stepdaughters Sara and Ruthie Friedlander, as well as being grandfather to Micah Strassfeld.