James Douglas Vallance, aka Jim Vallance, is a Canadian songwriter, arranger and producer, known best as the songwriting partner of Bryan Adams. Vallance has also written for a number of other major rock acts, such as Tina Turner, Rod Stewart, The Scorpions, Glass Tiger, and Aerosmith, among others. Vallance began his professional music career as the drummer and primary songwriter of the band Prism, using the stage name Rodney Higgs. He has also worked extensively on movie soundtracks.