Carlos Rengifo has been a LKR teacher for six years at Anne Frank Elementary in Dallas. He has been a free-lance bassist and producer in the Dallas-Fort Worth area for 15 years where he moved to pursue studies in Jazz at the University of North Texas. He holds a B.M. and M.M. in Jazz Studies with concentration in Jazz Composition and Arranging. Since 2007 Carlos has led the Salsa band "Fifo y Su Combo" and a Jazz project called "Fifo & The Citizens". Carlos' Modern Bands at Anne Frank had performed at Dallas ISD's All-City Jam, at the Action for The Arts Recital at The House of Blues and in several school events.