David Powers is a math professor at Las Positas College in Livermore, CA. Previously he taught high school math for twenty years at both the Hayward Unified and Pleasanton Unified School Districts. David also worked for four years as an instructor and curriculum developer for the SMASH Academy through the Level Playing Field Institute. This is a non-profit organization based in San Francisco working to help increase underrepresented populations in STEM fields. He is currently also a member of the Mathematics Diagnostic Testing Project workgroup which is responsible for establishing MDTP policy for research and development of MDTP tests and materials. David is also a mentor for Math Alliance which works to increase the number traditionally underrepresented groups in STEM doctoral programs.