As the world's biggest fund manager, BlackRock is using its influence to espouse its bedrock values. Chairman and CEO Larry Fink himself seeks to be a "voice of positiveness" - and says corporations need, now more than ever as governments fall short, to step up in key issues.

With technology no longer just an enabler of business but an element that drives strategy in every organisation, now's the most exciting time ever, says Cisco CEO Chuck Robbins.

Zendesk's Mikkel Svane tells why Silicon Valley is still the world's top startup hub. Even the weather helps, he says.

Having built the world's first social stock exchange, particularly to benefit and empower women, Durreen Shahnaz now wants to take impact investing from the margins to the mainstream.