Opera great Simon Estes and former Ambassador Kenneth Quinn will be honored at the George Washington Carver Dinner Sept. 21 at Des Moines Area Community College’s Iowa Culinary Institute. Proceeds will help renovate the 1872 school that noted scientist George Washington Carver attended in Neosho, Mo. Tickets are $125. Estes and Quinn will receive the George Washington Carver Distinguished Service and Innovation Award. Carver was a noted botanist and inventor who studied at Iowa State University.