Composer/pianist Randy Bauer, assistant professor of music, will present a concert of original compositions, including two world premieres, “Duo in Three Parts for violin and cello,” and “Patterns of Behavior” for piano trio at 8 p.m., Friday, March 1, in Mairs Concert Hall, Janet Wallace Fine Arts Center. Performers include Tarn Travers and Francesca Anderegg, violins, Eric Kutz, cello, and Esther Wang, piano. Professor Bauer will also play some solo jazz piano compositions. The concert is free and open to the public.