Yosef Munk was born in Israel in 1958. He is married to Esther Monk and has five children. After studying at Merkaz Harav Yeshiva in Israel, he obtained his semicha rabbinical credentials from Heichal Shlomo in Jerusalem. He also has an MA in Talmud from Bar Ilan University. For the past seventeen years, he has served as director and rosh yeshiva of various educational institutions, including Horev in Jerusalem, Ma'a lot in B'nei Brak, Yeshivat B'nei Akiva in Netanya, and the religious high school for girls in Sha'alavim. He has been actively involved in a variety of community service projects, such as the Tushiya and Ilan day care centers for the mentally disabled, and has served as a lecturer and moderator in senior citizens' homes.
After the birth of his disabled son, Hizkiyahu Boaz, Rabbi Monk decided to devote his efforts to children with special needs. In 2006, along with family and friends, he founded the Et La'asot non-profit organization which he directs.