Reviews Green Light: Toward an Art of Evolution by George Gessert Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Science News June 18, 2010 at 11:11 am An artist who works with living material considers how aesthetic values influence the ways people breed plants and animals. GREEN LIGHT: TOWARD AN ART OF EVOLUTION BY GEORGE GESSERT MIT Press, 2010, 233 p., $24.95.