Roger Ashley Mason is an Australian keyboardist who has been a member of new wave groups Models, Absent Friends and Icehouse. He was a session and backing musician for United Kingdom's Gary Numan and for various Australian artists. From the early 1990s he has composed music for television and feature films.

Models are an Australian rock band formed in Melbourne, Victoria in August 1978. They went into hiatus in 1988, but re-formed in 2000, 2006 and 2008 to perform reunion concerts. The band began regularly performing again from 2010 onwards. "Out of Mind, Out of Sight", their only No. 1 hit, appeared on the Australian singles charts in July 1985. The related album, Out of Mind, Out of Sight, peaked at No. 3 on the Australian albums charts after its release in August. Out of Mind, Out of Sight appeared on the Billboard 200 albums chart, with the single, "Out of Mind, Out of Sight", peaking at No. 37 on the Billboard Hot 100 singles chart. An earlier song from the same album, "Barbados", had peaked at No. 2 on the Australian singles chart.