PinnedBrian RockinRunner's LifePredicting the 2025 Boston Marathon Cut-Off TimeIf you’re waiting for it to come down, don’t hold your breathAug 305Aug 305
PinnedBrian RockinRunner's LifeHow Do You Compare Race Results Between Age Groups?The promise of and problems with the age grading systemJan 317Jan 317
PinnedBrian RockA Deep Dive Into Marathon DataRecently, I saw a post on Reddit the sparked some great conversation. Have marathoners really gotten slower over the last twenty years?Aug 24, 20232Aug 24, 20232
Brian RockinRunner's LifeThe History of the Berlin Marathon, According to the DataAn exploration of twenty-five years’ worth of results3d ago73d ago7
Brian RockinRunning with RockChicago Marathon Training Week 10: Starting to Taper Down a LittleWherein the fatigue catches up, and I start to oversleep3d ago3d ago
Brian RockinRunning with Rock2025 Boston Marathon Cutoff Time Announced: Lessons LearnedAnd what it means for the 2026 Boston Marathon5d ago25d ago2
Brian RockinRunning with RockChicago Marathon Training Week 9: Out of Town, and Still Logging the MilesThis was a tough week. The final one.Sep 21Sep 21
Brian RockinRunning with RockRace Report: A Strong Start and a Heavy Fade at the By Hook or By Crook 12kThis weekend was the By Hook or By Crook 12k in Sandy Hook.Sep 18Sep 18
Brian RockinRunning with RockBoston Cutoff Time: What the Number of Applicants Tells Us About a PredictionFriday, the registration period for the 2025 Boston Marathon came to a close.Sep 161Sep 161
Brian RockinRunning with RockChicago Marathon Training Week 8: Over the Hump, and Done With the Hard StuffLast week, I finished up the last real week at peak mileage. This week is the last tough week of my training — and from here on out, it…Sep 14Sep 14