Andrew Trechak, professor of piano, will appear as soloist in concert with the WSU Symphony Orchstra at 7:30 p.m. Tuesday, April 13, at First United Methodist Church, 330 N. Broadway. Mark Laycock, WSU director of orchestras, will lead the program, which includes music by Rossini, Shostakovich and Nino Rota. For tickets, call 978-3233. The concert also will be simulcast on WSU Internet Radio at http://wsuir.wichita.edu.