These two maps are a graphic illustration of the rise in food banks across England, Scotland and Wales 2009-13.
It appears in a paper published last month in the BMJ, Austerity, sanctions and the rise of food banks in the UK by Rachel Loopstra and her colleagues.
Rachel (@rloopstra) is one of the people working with us, along others, including those who came to the workshop we ran last Monday — see the blogposts about that below.