The Miller Theatre at Columbia University School of Arts is set to open its 2018-19 Composer Portraits series with Kate Soper’s “ISPA DIXIT.” The performance, set for Oct. 27, 2018 at 8 p.m., will feature the composer as soprano soloist, appearing alongside violinist Josh Modney, flautist Erin Lesser, and percussionist Ian Antonio. The work, which features text by Aristotle, Guido {…}