David Thomas Mason (born 10 May 1946) is an English singer-songwriter and guitarist from Worcester, who came to prominence in 1967 as a founding member of the rock band Traffic. While with Traffic, he wrote and sang lead vocals on two of the band's most famous songs, "Hole in My Shoe" and "Feelin' Alright?". His song "Only You Know and I Know" became a signature song for Delaney and Bonnie, and "We Just Disagree", Mason's 1977 solo U.S. hit, written by Jim Krueger, has become a staple of U.S. classic hits and adult contemporary radio playlists.
