The things that make us safest from others make us least from ourselves.

Social networks are like grease - in some cases, gasoline - for our personal business networking machines. If you aren't plugged in, you will be out-done by better-connected, hyper-networked colleagues and competitors.

For higher-level execs with greater public visibility, social networks need to become as good at filtering as they are at connecting.

Along with planes, running water, electricity, and motorized transportation, the internet is now a fundamental fact of modern life.

There's nothing native about young people's engagement with technology.

Building new connections is a critical part of building a new economy. The American education system, as flawed as it is, is great for the creative class because of the way it mixes up networks.

What happens online is you are constantly dealing with invisible audiences.