Armistead first rode a bike properly when she was 15 and proved a natural. She won a host of Track World Cup races and a world title in the winter of 2008-09.
Armitstead won the national title for the first time that year, and regained it in Glasgow in 2013.
She delivered her finest moment up The Mall in London in the teeming rain in 2012, when she finished runner-up to Marianne Vos in the Olympic road race.
She is a vocal campaigner for equal rights for women in cycling.