Dan Peters talks about scales and chord progressions at Hinsdale Central High School. | Ryan Pagelow~Sun-Times Media

Hinsdale Central juniors Abel Quintero (center) of Hinsdale, Forrester Evertsen (right) of Hinsdale and Nick Petrus listen to Dan Peters at the Guitar Club. | Ryan Pagelow~Sun-Times Media

Hinsdale Central junior Carl Lamoureux (left) asks a question of Dan Peters at a Guitar Club meeting. | Ryan Pagelow~Sun-Times Media

Hinsdale Central senior Jack Dickinson of Clarendon Hills listens to Dan Peters at the Hinsdale Central Guitar Club. | Ryan Pagelow~Sun-Times Media

Hinsdale Central senior Charley Ward (left) of Hinsdale talks about how much time he practices guitar each day, next to junior Nick Petrus of Hinsdale. | Ryan Pagelow~Sun-Times Media

Dan Peters , a guitarist and singer for the West Side Winders, demonstrates some chord progressions for the Guitar Club at Hinsdale Central High School. | Ryan Pagelow~Sun-Times Media

Dan Peters of Morton Grove, a guitarist and singer for the West Side Winders, demonstrates some chord progressions at Hinsdale Central High Schoo. | Ryan Pagelow~Sun-Times Media

Dan Peters of Morton Grove, a guitarist and singer for the West Side Winders, plays for the Guitar Club at Hinsdale Central High School. | Ryan Pagelow~Sun-Times Media

Dan Peters listens to a question from senior Charley Ward of Hinsdale during a demonstration for the Guitar Club. | Ryan Pagelow~Sun-Times Media

Dan Peters talks about what it takes to be a professional musician during a Guitar Club meeting at Hinsdale Central High School on Friday. | Ryan Pagelow~Sun-Times Media

Dan Peters, a guitarist and singer for the West Side Winders, demonstrates for the Guitar Club at Hinsdale Central High School. | Ryan Pagelow~Sun-Times Media

Dan Peters of Morton Grove, a guitarist and singer for the West Side Winders, demonstrates some chord progressions for the Guitar Club at Hinsdale Central High School. | Ryan Pagelow~Sun-Times Media