Marketing gold: Shawn Johnson has recently signed a sponsorship deal with one of the world's largest sporting brands - Nike - and as part of the deal she was invited to the company's headquarters in Portland, Oregon.
Things to make and do: The company will design and market a new product line around Shawn's image as an athlete but Shawn herself is deeply embedded in the design process
Best foot forward: A mould of Shawn's foot is taken and added to the collection of other sporting greats like Michael Jordan, Rafael Nadal and Wayne Rooney
Leap of faith: Using reflective nodes attached to Shawn's body, scientists can replicate the movements she makes when she performs in competition
Eyes on the prize: It all started for Shawn Johnson back in 2008 when she shot to fame following her success at the Beijing Olympics
Behind bars: Shawn Johnson gets to grips with the uneven bars in the individual all-around final at the 2008 Beijing Olympics.
Out on her own: Shawn went into the individual all-around final in Beijing as 2007 world champion but was beaten to the Olympic title by team-mate Nastia Liukin.
Silver lining: Shawn wins a third Olympic silver in the floor exercise, to add to the medals she won in the team and individual all-around finals.
Balancing act: Having already secured three silver medals, Shawn Johnson went into the final event of the gymnastics programme looking to go one better on the balance beam.
Up in the air: She scored 16.225 points on the balance beam to win gold and exact revenge on team-mate Nastia Liukin, who beat her to the individual all-around title.
Hand on heart: In one of her first media appearances after the Beijing Olympics, Shawn is invited to recite the Pledge of Allegiance at the 2008 Democratic National Convention.
Home run: Shawn quickly adapts to life as a poster girl of American sport, taking part in a celebrity softball game at Busch Stadium in St. Louis, Missouri.
Down the line: It’s a far cry from the Beijing Olympics where she accepted silver as part of the US gymnastics team that came second in the team all-around final.
Golden girl: Shawn soaks up the celebrity limelight at the 30th Annual Salute To Women In Sports Awards in 2009.
Dancing queen: Shawn hits the peak of American celebrity when she is mobbed by fans after winning 'Dancing With The Stars', the US equivalent of ‘Strictly Come Dancing’.
Got milk? Shawn signs autographs while participating in a campaign promoting milk - the true barometer of fame in the US.
Road to London 2012: Shawn has spent the last two years building a career in the public eye but does she have the drive to reclaim her Olympic title at London 2012?