He eventually became a teacher in the Yeshiva University High School for Boys and later a lecturer in RIETS.
He has written articles in Hebrew for RIETS's annual Torah journal, and English articles in Tradition[3][4][5] and in the Orthodox Union's magazine Jewish Action[6] on subjects introducing the place of women in contemporary Orthodox Judaism.
[citation needed] As of 2011 Twersky was on the board of the website TorahWeb,[7] which frequently publishes his short English articles.
Besser spent two years studying in Yeshivat Sha'alvim before coming to Yeshiva University and serving as the Rebbe's shamash.
Past shamashim include Daniel Goldstein, Yair Caplan, Jonah Steinmetz, Etan Schnall, Yitzi Genack, and Yosef Schwartz.