Lance Armstrong, famous for winning the Tour de France seven times, is respected in swimming circles for his fantastic stroke.
Recently a video posted to youtube under Juan Pelota, Lance's personal Twitter handle. Juan Pelota means "one ball." Juan Pelota's bio on Twitter: Grew up idolizing The Big 4. They used to call me Junior. Retired. Raisin' 5 kids. I swim, I bike, I run. I travel. I fight cancer. And I like cold beer.
Here is Lance's, I mean Juan's, swimming video:
And here is open water sources' analysis of Lance's stroke:
And here's Lance/Juan's recent Twitter posts about swim workouts: