Evil Twins, Triathlon’s Draft Box, and Race Day Interval Workouts

Faster Jim Gourley USA Triathlon draft box

Physicist Jim Gourley examines triathlon's drafting rules - and finds that they could use improvement.

Thinking Inside a Smaller Box: How Current No-Draft Rules Penalize Honest Triathletes

Faster Jim Gourley USA Triathlon draft box

Physicist Jim Gourley examines triathlon's drafting rules - and finds that they could use improvement.

Cheating the Wind: The Physics of Draft-Legal Racing

cyclists, pace line, cycling, drafting

How much of a difference does drafting make in draft-legal triathlons?

Ask the Scientist: How much slower are clip-on aerobars?

how to buy your next triathlon bike

How much slower are clip-on aerobars for triathlon bikes?

Breaking the Law of Averages, Part 3: Let it ride or let ‘er rip?

When riding your bike, your finish time will improve if you push harder into the wind and relax when you go with it. The trick is knowing just how much harder you can push and how much to relax...

Breaking the Law of Averages, Part 2: Wherever the wind may blow, you probably lose

We all like to think that we can buy gear or come up with a strategy to "cheat the wind." But the math shows that you cannot make up time lost riding into the wind by riding faster with the wind at your back. See why.

The Myth of Aero Bike Frames: A Case Study in Engineering Jargon and Marketing

Cycling Power Output and Wind Resistance

One of the things I discuss in FASTER is how engineering jargon has made its way into advertising.

Faster

Jim Gourley

FASTER by Jim Gourley

$18.95 $12.70Add to cart

FASTER takes a scientific look at triathlon to see what truly makes you faster—and busts the myths and doublespeak that waste your money and race times.

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Zinn & the Art of Triathlon Bikes

Lennard Zinn

Zinn & the Art of Triathlon Bikes is the first and only book on the market that caters to the specific bike tuning and maintenance needs of triathletes.

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