The Hargadon Files We are fast approaching 8 billion people all hoping to live as we do, something the finite resources of the planet-energy, food, water, arable land-cannot accommodate. Throughout history, innovation has played a leading role in averting environmental and social collapse. But also in inviting it. Despite our best intentions, the many misconceptions about innovation in policy and in practice often get in our way. These reports will look at the hidden stories behind innovations big and small, going backstage to reveal what works, what doesn't, and why, in the pursuit of sustaining innovations.