Sept. 9 at 8 p.m. on Contemporary Classics: Composer Arlene Sierra and pianists Sarah Cahill and Steven Beck

Tuesday, Sept. 9 at 8 p.m. on Contemporary Classics: Dave Lake talks with composer Arlene Sierra and pianists Sarah Cahill and Steven Beck about Arlene Sierra’s portrait album “Arlene Sierra Vol. 4 Birds and Insects” which was released Sept. 5 on Bridge Records.