Rav Chaim Yitzchok Korb (1870- 1957) was born in the small Latvian town of Piltin, Courland, he entered the Telshe Yeshiva at the young age of 16. He married Leah Miriam, daughter of Rav Moshe Yitzchok Rabin (author of Miluim l’Moshe on Shulchan Aruch Yoreh Deah and Rosh Yeshiva and dayan in Ponovezh). After his wedding, he remained in Ponovezh near his father-in-law. In 1909, Rav Chaim Yitzchok assumed his father-in-law’s position as dayan in the community. Eventually he left Ponovezh and became Rav in the city of Palangin, Lithuania. From there he became Rav and Rosh Yeshiva in Pavlograd, Ukraine, and then in Zager.
In 1926, Rav Chaim Yitzchok immigrated to the United States, assuming the position of Rav at the Beis Medrash Hagadol of Harlem. His sefer Nesivos Chaim was published at this period in his life. Two years later, he accepted the position of Rosh Yeshiva of Beis Medrash L’Torah of Chicago. For over 20 years, Rav Korb delivered intensive shiurim in Gemara and halacha. Every day he would arrive at 3:00am to learn. He would remain in the yeshiva the entire day until 10:00pm when he would return home, spending 17 hours in the yeshiva!!! In 1947, Rav Chaim Yitzchok sustained a difficult blow with the passing of his wife of 51 years, Rebbetzin Leah Miriam. Two years later, Rav Chaim Yitzchok moved to Eretz Yisroel, where he stayed until his petira.
His Yahrtzeit is this week - ג' סיון. You can learn his delicious Torah לעילוי נשמתו HERE!!!