Life on earth - was it actually created through intelligent design, and not the chance, random processes of evolution? If your hackles are raised and teeth are clinched - or if you're applauding the statement, you'll want to hear the candidates aiming for the region's seat on the state school board debate the issue. How evolution - or not - could sway voters at the polls, and influence what children learn - Thursday morning at nine on The Sound of Ideas.Tom Sawyer, candidate for State Board of Ed; Ken Miller, biologist, Brown University; Deborah Owens-Fink, candidate for the State Board; Chris Williams, biochemist