Wieden+Kennedy, Portland's Chalkbot campaign for Nike Livestrong.

Wieden+Kennedy, Portland's Chalkbot campaign for the Nike Livestrong Foundation claimed Best of Show at the 13th annual One Show Interactive awards, held on May 14 in New York.

The campaign, inspired by the Tour de France tradition of ‘chalking' the pavement, gave web users around the world the chance to leave messages of hope in the fight against cancer via text message along the tour route. A robotic chalker - or Chalkbot - to deliver 36,000 messages during the 25 day event.

The team behind the campaign included creative directors Danielle Flagg and Tyler Whisnand, art directors James Moslander and Adam Heathcott, copywriter Marco Kaye, interactive producers Marcelino Alvarez and Jeremy Lind and account manager Dianne Villarreal. The agency worked with Pittsburgh-based creative technology Deeplocal out of Pittsburgh.

Gold Pencil winners included Projector, Tokyo's Uniqlo Calendar website; The Martin Agency's real-time recreation of the Apollo 11 moon mission We Choose the Moon for The John F. Kennedy Presidential Library; Tribal DDB, London's Monopoly City Streets; DDB, Stockholm's The Fun Theorycampaign for VW and Gatorade's branded contents series Replay by TBWA\Chiat\Day, Los Angeles.

In total, the juries awarded 21 Gold Pencils, 30 Silver Pencils and 39 Bronze Pencils. View the complete list of winners via the One Show Interactive's website.