Festival favorite Lori Sims launches a “mini-series” focused on the French impressionist composer Claude Debussy’s seminal work for solo piano, the Preludes. The superb and versatile Sims will perform Book I of the Preludes on Wed., May 4, followed by Book II on Friday afternoon. In between on Thursday, pianist Jeremy Siskind and saxophonist Andrew Rathbun will improvise jazz interpretations of both Books.