Former England rugby captain Martin Johnson has said he is going to retire from playing the game at the end of the season
Johnson led England to their World Cup win in 2003 against Australia and retired from international rugby in January 2004.
Since then he's been playing for his club side Leicester Tigers but has decided to stop that as well.
His final game of rugby will be in June 2005 at Twickenham when he will captain a team against a side led by New Zealand legend Jonah Lomu.
Here's your chance to find out more about the man and his achievements.
Tell me about Martin
His full name is Martin Osborne Johnson. He was born on 9 March 1970. He grew up in Market Harborough. He's got two brothers. He's married to Kay and he's got a baby daughter called Molly.
Tell me about his rugby career
He joined Leicester Tigers' senior squad in 1987. He played in New Zealand for a while before returning to Leicester. In 1993, he made his England debut against France.
Since then, he has won almost every honour in the game.
He captained England to the 2003 Six Nations Grand Slam and led Leicester to four Zurich Premiership titles in a row, plus a European Cup double.
Martin is the only man to twice captain the British and Irish Lions, leading them in 1997 and 2001.
He was the skipper of England's 2003 Rugby World Cup winning side.
What position does he play?
At 6ft 7ins and 19 stone, it's no surprise that Martin plays second row in the middle of the scrum. He won 84 caps for England, plus eight British Lions caps. He captained England 39 times since 1999.
Tell me something I don't know
Martin used to work in a bank. In addition to being known as Captain Colossus and Johnno, another of his nicknames is reportedly Goofy. He shares his birthday with his daughter and his wife is just 5ft 5ins tall.
What's he achieved off the pitch?
He's just written his autobiography. He got a CBE in the 2004 New Year's Honours, having already been made an OBE.