For the past 27 years, the Mexican-born pianist and composer Max Lifchitz has been a tireless and resourceful promoter of new music (including his own) through live performances and recordings with the North/South Consonance Ensemble, the chamber group of the non-profit North/South Consonance organization. Many young composers, particularly those of the Neoclassic or New Romantic temperment (Larry Bell comes immediately to mind), have gotten a career boost from Lifchitz’s annual programs and recordings, which now number nearly 50.  I mention all this because North/South Consonance’s  final concert of the current season is coming up on Sunday afternoon June 17 at 3 PM and will