 Among the members of the Phi Delta Phi fraternity at Yale law school posing with Locke for a photo in the spring of 1940 were a future president of the United States (Gerald Ford), two future Supreme Court justices (Potter Stewart and Byron White), a future governor of Pennsylvania (William Scranton), a future U.S. senator from Colorado (Peter Dominick), a future U.S. Secretary of State and Secretary of the Army (Cyrus Vance), a future founder of the Peace Corps, Job Corps and Head Start as well as ambassador to France and vice presidential candidate (Sargent Shriver), a future author who wrote "A Night to Remember" about the sinking of the Titanic (Walter Lord), a future Secretary of the Army (Stanley Resor), and many others of notable accomplishments.Eugene M. Locke’s legal heritage in Dallas dated back to the law practice of his paternal grandfather, Maurice Eugene Locke, who practiced law for about 11 years under his own name before his son, Eugene Perry Locke, formed a partnership with him in the summer of 1904 with the firm name of Locke & Locke.Over time, the firm names were Maurice E. Locke (1891–1904); Locke & Locke (1904–1926); Locke, Locke, Stroud & Randolph (1926–1939); Locke, Locke, Dyer & Purnell (1939–1945); Locke, Locke & Purnell (1945–1959); Locke, Purnell, Boren, Laney & Neely (a professional corporation, 1972–1987); Locke Purnell Rain Harrell (1987–1999); Locke Liddell & Sapp (1999–2007); Locke Lord Bissell & Liddell (2007–2011); Locke Lord (name shortened in 2011; name remained Locke Lord despite merger with Edwards Wildman Palmer in 2015).