Leslie was brought to Los Angeles by his parents at age about 9; he was an unsuccessful candidate for appointment to the United States Naval Academy at Annapolis, Maryland, when he was 14 years old.

202, Free and Accepted Masons; Los Angeles Consistory of the Scottish Rite; and Al Malaikah Temple of the Mystic Shrine.

[5] Hewitt worked for the Los Angeles Express when he was young, but after graduating from the university he studied law in the offices of Wills, Monroe and Lee and then with Houghton, Silent and Campbell.

One of the cases on which Hewitt worked was a petition for a writ of mandate against City Clerk Harry J. Lelande who had refused to publish an ordinance calling for an election on bond issues to provide for a Los Angeles Harbor and to improve the power system.

Between 1913 and 1924, he was a Superior Court judge, and then he gave up the bench to resume private practice,[1] partnering with Guy R. Crump in the Title Insurance Building.