Ivan Knapp is honored as citizen of the year at the Celina-Mercer County Chamber of Commerce banquet Thursday night. Knapp has been involved in community projects and never asked for anything in return, the chamber board said. Joining him at the banquet are his daughter, Christine Rilling, her son, Austin, state Rep. Jim Buchy, R-Greenville, and Knapp's granddaughter Casey Rilling.