Career
At the 2009 FIBT World Championships, he placed 17th in the two-man event with T.J. Burns and 11th in the four-man event with Jesse Beckom, Jamie Moriarty, and Nick Cunningham. Napier enlisted in the Vermont Army National Guard in June 2007 and joined the World Class Athlete Program in May, 2008. lieutenant was announced on January 17, 2010 that he made the United States team in the two-man and four-man events for the 2010 Winter Olympics.
He finished tenth in the two-man event while crashing out in the four-man event.
Shortly after competing in the Olympics John Napier spent 6 months in the Paktika Province of Afghanistan fighting with the United States Army 3-172 Infantry battalion in 2010.