Barry Salt (born 15 December 1933 in Melbourne, Australia) is an Australian film historian.
Salt holds a PhD in theoretical physics[1] and taught the subject at Sir John Cass College in London in the late 1960s.
Salt worked throughout the late 1960s and 1970s as a freelance lighting cameraman[1] and has directed six documentaries, but is most noted for having authored the book Film Style and Technology: History & Analysis, an exhaustively researched evaluation of the development of technical filmmaking throughout the 20th century, published in 1983.
In 2006, he published Moving into Pictures: More on Film History, Style, and Analysis, a collection of essays which also includes several autobiographical sections.
Salt is a regular contributor to Cinemetrics, the movie measurement database and study tool program created by Yuri Tsivian and Gunars Civjans in 2005.