Public Safety Senior Officer William Heckstall has worked for Wesleyan more than 20 years. Posted 03/15/05 In his distinctive black, gray and red uniform, a shimmering silver badge and a belt equipped with a jingling set of keys and nightstick, Public Safety Senior Officer William Heckstall appears daunting from afar. But once eye-contact is made with this 6-foot-3, broad-shouldered officer, his sweet, signature smile overwhelms his face. I like to greet everyone with a friendly smile, and let them know Im a nice guy and can be trusted, officer Hex says, modeling his beaming grin. For 23 years,…