When the Turkey Trot Was More Than Just a 5k: A Brief History of Marathons On and Around Thanksgiving

On Thanksgiving, it’s tradition for many runners to participate in a turkey trot. RunSignUp expected about 1,000,000 people to register for a race using their service this year. That’s a lot of turkey trots. In many cases, these races are short. 5k’s are the most popular, but there are a number of variations from the … Read more

Lessons from the Chicago Marathon for Boston Qualifying Hopefuls

Last month, I posted a lengthy analysis of the Chicago Marathon results. Part of that analysis was whether runners managed a negative split or not. Subsequently, I’ve done some more thinking about this issue. After some discussions around the data, I came up with a different way to think about the problem. Instead of looking … Read more

The 2024 Chicago Marathon: Three Interesting Data Insights (Plus More)

The view of the starting line from Corral C in the 2024 Chicago Marathon.

Last weekend was the the 2024 Chicago Marathon. Over 52,000 runners hit the streets of Chicago for the race. As I do after each World Marathon Major, I’ve collected the results and analyzed them to see if there are any interesting tidbits. I’ve published a detailed analysis in Runner’s Life, which you can find here. … Read more