Ross Geller hence, Schwimmer was the first person to be cast on the show. Ross is a paleontologist and has a Ph.D. from Columbia University. His romantic feelings toward Rachel Green, which began as a high school infatuation, are an ongoing theme of his narrative arc. Likewise, their on-again, off-again romantic relationship is a nearly constant theme of "Friends". Born on October 18, 1967, and raised on Long Island, Ross is the elder brother of Monica Geller. Ross and Monica are Jewish and see themselves as at least cultural Jews, with Ross taking a more active role in wanting to teach his
Monica Geller Monica and Ross' "wacky quirks become all the more understandable after ... seeing them with their parents." "Encyclopedia of Television Shows, 1925 through 2010" author Vincent Terrance believes that Monica's competitiveness originates from having grown up with Ross as a brother, against whom she often competed as a child. Kriti Tulsiani of IBNLive described Monica and Ross' relationship as "A blend of love and sibling jealousy with an urge to irritate each other to the deepest core of existence", with Ross often making fun of his sister's weight and Monica teasing him about his several failed marriages in return. In