Ornan was born in Jerusalem as Uzziel Halperin, son of Yechiel Halperin, a Hebrew teacher and supporter of Chaim Weizmann, and Paulia, a member of Poale Zion.
The Coalition published a journal, Aleph, which ran from 1948-1953, featuring the works of several luminaries of the movement including Ratosh, Adia Horon, Uzzi Ornan, Amos Kenan and Benjamin Tammuz.
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Some of the artists who took after the movement were the sculptor Yitzhak Danziger (whose Nimrod became a visual emblem of the Canaanite idea), novelist Benjamin Tammuz, writer Amos Kenan, novelist and translator Aharon Amir, thinker and linguist Uzzi Ornan and many others.