Rabbi Abraham I Kook

Rabbi Abraham I Kook,(1865-1935) was the first Ashkenazi chief rabbi of the British Mandate for Palestine, the founder of the Religious Zionist Yeshiva Merkaz HaRav, Jewish thinker, Halakhist, Kabbalist and a renowned Torah scholar. He is known in Hebrew by the acronym HaRaAYaH or simply as "HaRav." He was one of the most celebrated and influential Rabbis of the 20th century.