Welcome to this digital edition of Phillip Huscher's Program Notes for upcoming concerts by the CSO Feb 11-16. Ligeti's eerie and evocative Ramifications opens a program featuring CSO Principal Clarinet Stephen Williamson performing Mozart’s beautiful Clarinet Concerto. Psrt’s melodious Orient & Occident makes its Chicago Symphony Orchestra debut, followed by Tchaikovsky's treasured Serenade for Strings, which spotlights the Orchestra's brilliant string section.