We must address, individually and collectively, moral and ethical issues raised by cutting-edge research in artificial intelligence and biotechnology, which will enable significant life extension, designer babies, and memory extraction.

For centuries, economic thinkers, from Adam Smith to John Maynard Keynes, have tried to identify the elusive formula that makes some countries more prosperous and successful than others. My curiosity about this topic spurred me, as a young professor of economics in the late 1970s, to research new ways of measuring national competitiveness.

It was a hallmark of Nelson Mandela's leadership that being open to change made him appear not weaker, but even stronger.

I am a great enthusiast and early adopter of technology, but sometimes I wonder whether the inexorable integration of technology in our lives could diminish some of our quintessential human capacities, such as compassion and cooperation.

I commit words to paper and the Internet for everyone to pick apart, so I think I tend to be a lot more cynical and dulled.

I feel there is huge potential for India and the U.K. to work together both on the technology space and on the investment space.

That's really what the Paralympics is about: these amazing athletes and this technology that's allowing them to reach their full potential.

Being in the public eye, with the Internet - it's scary. You can put out too much, and it becomes a part of the pie chart of who you are. Things stick. And they never go away.