FLOWERY BRANCH — Quarterback Matt Ryan is enjoying his best season in five years with the Atlanta Falcons.So it's no wonder Ryan was delighted to hear that offensive coordinator Dirk Koetter won't be leaving to take a head coaching job with another NFL team. "The thing I think everybody respects and likes the most is that he trusts our guys to go out there and make the plays," Ryan said on Wednesday. "He's not afraid to be aggressive.