Rocco Siciliano, member of the Dwight D. Eisenhower Memorial Commission, depicted in 2011. Siciliano was an aide to Eisenhower, and head of the Eisenhower Institute in the 1990s. He was an original member of the Eisenhower Memorial Commission, appointed a member and chair on July 20, 2000. He resigned as chairman on April 28, 2015, although he retained his seat on the commission.