What's he like?
Rio's team-mates say he's central to everything at United, especially pranks
Natural born finisher
Ferdinand fancies himself as a striker, so he's happy to discuss his best goals
Ferdinand: My greatest...
From Maradona to Mandela, Rio talks of his inspiration in football and life
The making of Rio
We doff our cap to one of our best ever defenders with a video and infographic
Post your testimonial song on Twitter and win a signed Rio shirt and book
The no.5 quiz
Reckon you know Rio? Try Ferdinand's five questions on his Reds career