In a letter, Rabbi Michael Taubes recommends Yosef Miller, an outstanding student he has known for years. R' Yosef co-founded KosherKlaf.com with R' Moshe Gantz to bring transparency and education to the world of STAM. They aim to help people know what to consider when purchasing these items. Rabbi Taubes certifies that R' Yosef is a knowledgeable Ben Torah and a trusted source on this subject.