gregg toland, a.s.c. (may 29, 1904 – september 28, 1948) was an american cinematographer known for his innovative use of techniques such as deep focus, examples of which can be found in his work on orson welles' "citizen kane" (1941), william wyler's "the best years of our lives" (1946), and john ford's "the long voyage home" (1940). toland was voted as one of the top 10 (actually 11 with a tie) most influential cinematographers in the history of films by the international cinematographers guild in 2003.