The University of Maine School of Performing Arts will present “Promise Versus Prohibition: The Divided Life of Composer Dorothy Smith Dushkin (1903–1992),” a lecture by Kaitlin Briggs, associate professor of interdisciplinary studies, University of Southern Maine, with performances of musical selections composed by Dushkin, at 2 p.m. Sunday, April 21 in Minsky Recital Hall. Dushkin read more Lecture, Musical Performance Set for April 21