Chaired by Jean Langenheim, the committee decided to develop a living past presidents timeline as a way of presenting the personal recollections of each president about the major issues and developments during their term in office. This timeline, still under development, covers the period 1968 to the present. Progress can be viewed at ;xSTx;a href="http://www.tiki-toki.com/timeline/entry/30928/ESA-Living-Past-Presidents/" target="blank";xETx;Living Past Presidents' Timeline;xSTx;/a;xETx;. ;xNLx;;xNLx;Subsequently, the Past Presidents Committee agreed that a similar timeline could be developed for earlier presidents, using historical records as an indication of the issues and developments faced by the officers from 1916 to 1967.;xNLx;;xNLx;This 1926 photo shows 16 of ESA’s founding members. To identify people in the photo, see the ;xSTx;a href="http://esa.org/history/photo-identification/" target="blank";xETx;ESA History website;xSTx;/a;xETx;. ;xNLx;;xNLx;