Information:  - Menachem Mendel Schneerson (April 5, 1902 OS  June 12, 1994), known to many as the Rebbe, was a Russian Empire-born American Orthodox Jewish rabbi, and the last Lubavitcher Rebbe. He is considered one of the most influential Jewish leaders of the 20th century.  - The Rebbe the Messiah, and the Scandal of Orthodox Indifference is a book by Rabbi Dr. David Berger on the topic of Chabad messianism and the mainstream orthodox Jewish reaction to that trend. Rabbi Berger addresses the "Chabad-Messianic question", regarding a dead Messiah, from a halachic perspective. The book is written as a historical narrative of Berger's encounter with Chabad messianism from the time of the death of the Lubavitcher Rebbe, Rabbi Menachem Mendel Schneerson in 1994 through the book's publication in 2001. The narrative is interlaced with Dr. Berger's published articles, written correspondences, and transcribed public lectures, in which he passionately appeals to both the leadership of the Orthodox and Chabad communities for an appropriate response to Chabad-Lubavitch messianism.  - Private universities are not operated by governments, although many receive tax breaks, public student loans, and grants. Depending on their location, private universities may be subject to government regulation. This is in contrast to public universities and national universities. Most private universities are non-profit organizations.  - The Bernard Revel Graduate School of Jewish Studies was Yeshiva Universitys first graduate school. Founded in 1937, it was named for Yeshiva University's first president, Bernard Revel. Its curriculum prepares highly trained teachers, researchers, and scholars in Jewish studies and emphasizes the critical analysis of primary sources, studies in methodology, and extensive readings in secondary literature.  - Chabad messianism, or Lubavitch messianism, generally refers to the passion among adherents of the Chabad movement regarding the coming of the Messiah and their goal to raise awareness that his arrival is imminent. In addition, the term also refers more specifically to the hope that Rabbi Menachem Mendel Schneerson could himself be the Messiah.  - The City of New York, often called New York City or simply New York, is the most populous city in the United States. With an estimated 2015 population of 8,550,405 distributed over a land area of just , New York City is also the most densely populated major city in the United States. Located at the southern tip of the state of New York, the city is the center of the New York metropolitan area, one of the most populous urban agglomerations in the world. A global power city, New York City exerts a significant impact upon commerce, finance, media, art, fashion, research, technology, education, and entertainment, its fast pace defining the term "New York minute". Home to the headquarters of the United Nations, New York is an important center for international diplomacy and has been described as the cultural and financial capital of the world.  - Chabad, also known as Lubavitch, Habad and Chabad-Lubavitch, is an Orthodox Jewish, Hasidic movement. Chabad is today one of the world's best known Hasidic movements and is well known for its outreach. It is the largest Hasidic group and Jewish religious organization in the world.  - David Berger is an American academic , dean of Yeshiva University 's Bernard Revel Graduate School of Jewish Studies , as well as chair of Yeshiva College 's Jewish Studies department . He is the author of various books and essays on medieval Jewish apologetics and polemics , as well as having edited the modern critical edition of the medieval polemic text Nizzahon Vetus . Outside academic circles he is best known for The Rebbe , the Messiah , and the Scandal of Orthodox Indifference , a criticism of Chabad messianism .  - Bernard (Dov) Revel (September 17, 1885  December 2, 1940) was an Orthodox rabbi and scholar. He served as the first President of Yeshiva College from 1915 until his death in 1940. The Bernard Revel Graduate School of Jewish Studies at Yeshiva University, as well as the former Yeshiva Dov Revel of Forest Hills, are named for him.  - Yeshiva University is a private university in New York City, with four campuses in New York City. Founded in 1886, it is a research university.    What is the relationship between 'david berger ' and 'rabbi'?
A:
occupation