Originally from the Ozarks, Boston soul-blues recording artist Ingrid Gerdes' gospel-meets-R&B voice encompasses a nearly 4-octave range and has impressed audiences worldwide. She's toured the world performing for the past 18 years. Ingrid Gerdes returns to town Thursday and Friday July 12 and 13 to give performance workshops at Springfield Music Company, 3100 South Fremont. Both sessions start at 5:30pm. Thursday evening she'll provide information and techniques on how to "Own the Stage." Then on Friday there will be a student showcase. For information call 881-1373 or visit www.springfieldmusic.com.