Karina Canellakis took the CSO spotlight and reveled in it. (Todd Rosenberg photo) Commentary: Chicago Symphony Orchestra conducted by Karina Canellakis, April 3-5 at Orchestra Hall By Lawrence B. Johnson Karina Canellakis may be the most accomplished conductor not on everyone’s lips, a plausible American successor to Leonard Bernstein and Michael Tilson Thomas. Such was the impression Canellakis left after her second appearance with the Chicago Symphony Orchestra in concerts April 3-5.