2013 — Indoor – ran collegiate-best 600 meters(1:19.13) at Big Ten Championships… that time ranks eighth all-time at Iowa… placed fifth in 600 meters at Iowa Invite (1:20.40)… placed seventh in 800 meters at Iowa State Classic (1:53.44),ran event at Meyo Invite (1:54.05) and placed 10th at Bill Bergan Invite (1:54.98)… Outdoor -ran third leg on team-leading 1,600-meter relay at Jim Click Shootout (3:10.43)… placed 17th in 800 meters at Big Ten Championships(1:52.61), fourth at Lee Calhoun Invite (1:53.56) and ninth at Jim Click Shootout(1:53.78) and Musco Twilight XIV (1:54.51)… letterwinner.
High School — three-time All-State selection… four-time All-District and All-Conference selection… state champion in the 400m, 800m, and 4X800m his junior year… state champion in the distance medley and state runner-up in the 800m and 4X800m his senior year… three-time conference champion in the 400m, 4X800m, and Distance Medley… conference champion in the 800m his senior season.
Personal — born October 24, 1993… son of Dave and Debbie Flattery… business major.
| Flattery’s Collegiate Bests | |||
| Event | Time | Meet | Date |
| 600 Meters (I) | 1:19.13 | at Big Ten Championships | 2/22/13 |
| 800 Meters (I) | 1:53.44 | at Iowa State Classic | 2/8/13 |
| 800 Meters (O) | 1:52.61 | at Big Ten Championships | 5/11/13 |