Author Archives: Jan Heine, Editor, Bicycle Quarterly

About Jan Heine, Editor, Bicycle Quarterly

I love cycling and bicycles, especially those that take us off the beaten path. I edit Bicycle Quarterly magazine, and occasionally write for other publications. One of our companies, Bicycle Quarterly Press publishes cycling books, while Compass Bicycles Ltd. makes and distributes high-quality bicycle components for real-world riders.

Je suis Charlie

Like everybody, we’ve been shocked by the terrorist attacks on the French satirical newspaper Charlie Hebdo. They are abhorrent, and I am glad that the French have stood united against this attempt to stifle free speech. (“Je suis Charlie” means … Continue reading

Posted in Uncategorized | 38 Comments

TPI and Tire Performance

Tires with supple casings are faster, more comfortable and simply more fun to ride. Most cyclists know this, but how do you measure “suppleness”? A measure that often is used to describe the quality of tires is “threads per inch” … Continue reading

Posted in Tires | 21 Comments

The Biomechanics of Planing

We discussed “planing” in a recent post by looking at power data from a double-blind test of two different bikes. The data showed that the same rider’s power output was consistently higher on a bike with a more flexible frame … Continue reading

Posted in Testing and Tech | 84 Comments

Supporting the Classics

When we became custodians of the René Herse name, we had three goals in mind: Bring back some of the best designs of René Herse, so that today’s cyclists could enjoy their excellent function and aesthetic. Support classic René Herse … Continue reading

Posted in Components, Rene Herse cranks | 21 Comments

Happy Holidays!

Our best wishes to you for 2015! May the new year bring you wonderful rides and great memories.

Posted in Uncategorized | 6 Comments

Rides to Remember

As the year draws to a close, it’s fun to look back at the memorable rides we’ve done this year. And what a year it’s been! We’ve discovered new roads and enjoyed new adventures. The links in the text lead … Continue reading

Posted in Rides | 12 Comments

New Handlebars and Stem

One of the all-time favorite handlebar shapes is the Philippe Professionel. Back in the 1940s and 1950s, you found them on the bikes of professional racers (below), randonneurs, cyclotourists, even track bikes. Their flat ramps provide plenty of hand positions, … Continue reading

Posted in Handlebars | 33 Comments