The web today can offer enormous possibility for supporting citizen-led action on social and environmental issues.
Can we consign the idea of re-using bags and similar "simple tips" to the recycling bin?
Venture capital has much to be proud of. In the past fifty years, it has helped build a host of great companies, from Intel and Genentech to Facebook and Google.
UK and US VC performance have been converging - but it's not all plain sailing
It seems that we are finally beginning to grasp the true value of localism: not as an R&D lab for the centre, but as a powerful force in its own right. But this new vision of localism also calls for new types of social finance.
It's taken a while, but at last a new type of high street bank has emerged from the wreckage of the credit crunch.
One of my favourite things about these amazing Olympics has been the Games Makers. That's the 70,000 or so volunteers that can be seen across Central London and at Olympic venues all over the country.
In times like these it is easy to focus on what we don't have and can't afford. Yet both individually and collectively we have more assets than we give ourselves credit for.
There are some new entrepreneurs on the block - and they are running "accelerators"
In February, NESTA issued a call for proposals to build further evidence on high-growth firms.
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