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. Bicycle Quarterly's sister company, Compass Bicycles Ltd., turns the results of our research into high-quality bicycle components for real-world riders.

Minimum Tire Pressure

Over the last few years, the idea that higher pressures don’t make your bike faster finally has become accepted. Many cyclists now run lower pressures to improve comfort and traction, without giving up anything in speed. On gravel, lower pressures … Continue reading

Posted in Testing and Tech, Tires | 39 Comments

Panel Discussion: The Wide Tire Revolution

“Buy the nicest, most supple tires you can afford; and buy them in the widest width that you can fit in your frame.” That is Joshua Poertner’s summary of a panel discussion on Cyclingtips.com. Joshua used to be the president of Zipp, the … Continue reading

Posted in Testing and Tech, Tires | 29 Comments

Autumn 2016 Bicycle Quarterly

The Autumn Bicycle Quarterly went to the printer today. It’s always a great sense of satisfaction to complete another issue. A lot goes into each BQ: organizing trips and scheduling test bikes; photography on the road and in the studio; writing, … Continue reading

Posted in Bicycle Quarterly Back Issues | 7 Comments

Riding a Tandem with Lyli Herse

No visit to France would be complete without seeing Lyli Herse. I first visited her after riding the 2003 Paris-Brest-Paris on a 1946 René Herse tandem. I wanted to learn more about her father, the famous constructeur, and about Lyli’s own sporting exploits, which include eight … Continue reading

Posted in Rides | 14 Comments

The Missing Piece: Suspension Losses

How does it work that wide tires are as fast as narrow ones? It is really simple: Comfort = Speed When your bike vibrates, energy is dissipated as friction. That energy must come from somewhere – it no longer is available to … Continue reading

Posted in Testing and Tech, Tires | 62 Comments

Choosing Your Crank Length

Our Compass René Herse cranks are available in three lengths to cover the needs of nearly all cyclists. The lengths we offer are a bit unusual, but there is a reason for this: Our cranks use dedicated forgings for each length. … Continue reading

Posted in Rene Herse cranks | 31 Comments

Cyclotouring in the Ardèche

After the Technical Trials, we spent a few days with our friend Richard Léon in the Ardèche region. It was fun to explore this area at a cyclotouring pace. The region is criss-crossed by tiny roads, and Richard knows them all. … Continue reading

Posted in Rides | 14 Comments