Jim Roecker, PhD is a violin player in the Boulder Symphony. In high school he was concertmaster of the Peoria High Orchestra, concertmaster of the Illinois Wesleyan University Summer Music Camp Orchestra, participated in the Central Illinois Youth Symphony and earned a spot in the Illinois All State Orchestra. He received his PhD in Electrical Engineering from Purdue University and is now an algorithm developer working for Northrop-Grumman. Dr. Roecker is also a former member of the Board of Directors of the Niwot Timberline Symphony.