Ads encouraging organ donation often depict sad scenes of patients hooked up to life support machines. McCann Health’s campaign for Moinhos de Vento Hospital in Brazil aims to up donation rates by comparing organs to expensive jewellery, showing how priceless organs are for those who receive them.

Being an organ donor is often seen as an altruistic action, but the number of registered donors is still too low to keep up with demand. As of January 2017, in a bid to save more lives, everyone in France will automatically become an organ donor unless they decide to opt out.

With only one in ten Brits donating through an app, and under half of those who interact with charities via social media going on to give money, the digital revolution has had a limited impact on fundraising. How can charities adapt to better accommodate the ways people behave and spend online?

Giftcoin is the world’s first cryptocurrency designed for transparent charitable giving. Could this use of cryptocurrency – which was until recently an alternative or niche way of spending – be a step towards seeing radical ideas becoming mainstream models?