The Technique of Travel : Page 110
Ski tracks should be close together, but not so close that some of the group must scrape bindings to follow the tracks. Each succeeding person should try to improve the trail for the man behind, packing it harder, rounding out the corners, not wasting his energy on a new track.
Pace.—A steady pace with a moment's rest in each step is better than many spurts and stops. Don't "race your engine and spin your wheels." Excess energy may really be needed later.
For some reason the man in front often derives a mental stimulus, perhaps from his advanced position, that tempts him to go faster than those behind, who lack