[1] It was focused on Jewish projects in Mandatory Palestine, later Israel.
[1] One of its best known projects was the publication of Palestine - A Study Of Jewish Arab And British Policies in spring 1947, a two-volume 1350-page source document published by Yale University Press covering the history of Mandatory Palestine, primarily created by (although not attributed to) Isaac Baer Berkson.
[1] The work was used by the UNSCOP in their deliberations over the future of the region.
[1] The work for the study was begun on 18 April 1942, and the draft versions were used throughout the 1940s by Abba Hillel Silver's American Zionist Emergency Council.
Other members of the ESCO boards were: Irvin M. Berliner, Dr. Israel S. Chipkin, Mark Eisner, Marian Gerber Greenberg, Harry Handler, Dr. Leo Honor, Rose G. Jacobs (President), Dr. Mordecai M. Kaplan, Leah Klepper and Dr. Israel S.