Bassists: If you've heard Raphael Saadiq, Joss Stone, Marc Broussard, Jonny Lang, Toby Lightman, Michael McDonald, Amy Grant and many more and dug the bass lines, chances are the player was Calvin Tuner, a L.A.-based vet with massive studio, TV and touring experience. Check out our interview with Calvin, conducted by bassist/writer Abbi Roth:

http://www.musicgearreview.com/article-display/3108.html