Alan Caswell Collier was a painter, commercial artist, illustrator, muralist and educator.  He was born in Toronto and, with the exception of a residency in New York City from 1937 to 1942, lived there all of his life.  His primary medium was oil, however he has done some watercolors, acrylics and ink drawings.  His subjects are Canadian landscape, cityscape, mining, industry and portraiture.  His style is realist with a focus on composition, texture, volume and light.