[4] He is a dayan (judge of Jewish law) of the BaDaTz Boston Beth din (rabbinical court) and Vaad HaRabbonim (council of rabbis).

Korff is also descended from numerous other Hasidic dynasties, including Zlotshev, Chernobyl, Apt, Yampol and Karlin, as well as Zvhil.

He is also a descendant of the Chabad chasidic dynasty through the Dovber Schneuri’s daughter and son-in-law Rabbi Yaakov Yisroel of Cherkass, son of Mordechai Twerski of Chernobyl.

[5] His second wife is a native of Jerusalem and a descendant of the Baal Shem Tov and the Hasidic dynasties of Zvhil, Zlotshev, and Tshernobl.

She is the daughter of the late Shomer Emunim Rebbe, Avrohom Chayim Roth of Jerusalem and Bnei Brak.

[10] He has served as an advisor and consultant in both public and private international relations, assisting numerous governments (including the United States, the U.K., Austria, Thailand, China, Jordan and others) in matters of diplomacy and international relations, and he has advised numerous national and multi-national business ventures in the United States and abroad.

Korff is the author of Meshivas Nefesh Yitzchok: Insights of a Contemporary Chassidic Master, in the original Hebrew/Yiddish/Aramaic and in English translation, on Kabbalah and Halakha, Jewish laws.