Theo Kahler
News Editor
Theo Kahler is the news editor at Runner’s World. He’s a former all-conference collegiate runner at Winthrop University, and he received his master’s degree in liberal arts studies from Wake Forest University, where he was a member of one of the top distance-running teams in the NCAA. Kahler has reported on the ground at major events such as the Paris Olympics, U.S. Olympic Trials, New York City Marathon, and Boston Marathon. He’s run 14:20 in the 5K, 1:05:36 in the half marathon, and enjoys spotting tracks from the sky on airplanes. (Look for colorful ovals around football fields.)
Eliud Kipchoge places ninth at the 2025 Sydney Marathon
It was the 23rd marathon of the 40-year-old Kenyan’s storied career
The Boston Marathon will adjust qualifying times from select downhill races
Starting with the 2027 Boston Marathon, time will be added onto qualifying runs completed on courses with at least 1,500 feet of net-elevation drop
Eliud Kipchoge finishes sixth at the 2025 London Marathon
The 40-year-old delivered an impressive performance in London on Sunday, just over eight months after he dropped out of the men’s Olympic marathon in Paris
Sharon Lokedi demolishes the women’s course record at the 2025 Boston Marathon
Lokedi outlasted two-time defending champion Hellen Obiri in the final mile to claim the golden laurel wreath
She was the last runner to finish the 2025 Boston Marathon – well, kind of...
Under a new policy, the ‘official’ Boston Marathon results cut off at 5:30pm – and Rayna Burke crossed the finish line at 5:29pm
Eliud Kipchoge will run the 2025 Sydney Marathon in its first year as an Abbott World Marathon Major
The 40-year-old will toe the start line in Australia on Sunday 31 August
Harry Styles ran the Tokyo Marathon with nearly perfect even splits
The pop star ran 7:47 mile pace for 26.2 miles.
Tadese Takele and Sutume Asefa Kebede Win 2025 Tokyo Marathon
Kebede ran 2:16:31 for the win and Takele ran a big personal best of 2:03:23.
This ultrarunner was disqualified for racing in an ‘illegal’ running shoe
Rajpaul Pannu wore a training shoe that was too tall at the USATF 100 Mile Championships – but did it give him an advantage?
Jakob Ingebrigtsen breaks Yared Nuguse’s indoor mile world record – five days after it was set
The Norwegian clocked a time of 3:45.14 in Liévin, France, to take down the American’s short-lived mark
Leave your running gloves at home and wear socks instead
They’re cheaper and will keep you warmer – trust us
Sheila Chepkirui wins the women’s race at the 2024 New York City Marathon
She dropped the reigning champion with a devastating kick in Central Park
Sydney Marathon officially becomes the seventh World Marathon Major
The Australian race will be the first major in the southern hemisphere — and the hilliest
Which shoe was Ruth Chepngetich wearing during her world record?
She rewrote the record books at the Chicago Marathon on Sunday, running a staggering 2:09:56
Tigist Ketema and Milkesa Mengesha earn victories at the 50th Berlin Marathon
Ketema left no doubt from the opening miles, while the men’s race was more unpredictable.
Getting into the Boston Marathon just got harder
For the first time since 2019, the Boston Athletic Association has adjusted the qualifying standards for the iconic 26.2-mile race
What was the thing that Eliud Kipchoge wore on his head?
It only costs £150...
Noah Lyles wins the Olympic 100 metres
The tension was unbearable, but the cameras showed that Lyles won Olympic gold over Jamaica’s Kishane Thompson by the slimmest of margins.
Eliud Kipchoge: 'Even my own shadow, I will not trust'
In a BBC interview, the fabled marathoner opened up about the harassment he experienced in the wake of Kelvin Kiptum's death
Kenya announces its marathon team for the 2024 Paris Olympic Games
Eliud Kipchoge will be looking to win his third straight Olympic gold medal this summer
Oscar Pistorius released from prison on parole
The Paralympian has been released from jail after serving half of his 13-year sentence for murder
Results and Highlights From the 2023 Berlin Marathon
Tigist Assefa broke the women's world record by over two minutes, while Eliud Kipchoge won the men’s race for the fifth time.
Hellen Obiri wants to win this year’s New York City marathon
She would be the first woman to win the Boston Marathon and New York City Marathon in the same year since 1989
Mark Zuckerberg just ran a surprisingly fast 5K
The Meta CEO hopped in a race at Stanford University — even though he says he barely runs anymore.