After attending Berklee College of Music in Boston, who helped to produce the second album by Vertical Horizon?
Running on Ice: Running on Ice is the second album by Vertical Horizon, released independently in 1995, and later re-released by RCA. Running on Ice:  It was produced by John Alagia (John Mayer, Dave Matthews Band), Doug Derryberry and Matt Scannell. John Mayer:  He attended Berklee College of Music in Boston, but disenrolled and moved to Atlanta in 1997 with Clay Cook.
John Mayer