You all know about Humans of New York.
It's a photoblog and bestselling book featuring street portraits and interviews collected in New York City, which was founded in 2010 and now has some 6,000 portraits.
Well, now London has its own version. It was started by Tom and Safa, two 22-year-olds who've known each other since school. Tom works as a policeman while Safa works at a multinational in the City. It's a joint project, but they do the photos individually so as not to intimidate anyone.
Here are some of the portraits they've taken.