Learning isn't something you should only do solo.

Courses can, and should, incorporate the excitement and fun of programming games, apps or even real digital devices.

Before the Second World War, L'Oreal in France was an active supporter of the French fascists. The cosmetic group's founder Eugene Schueller was an active member of the 'Cagoule' group, committed to the violent overthrow of the Third Republic, and hosted meetings at Oreal headquarters.

Understanding capitalism is in some ways simple. At its best, capitalism rewards creators, makers and providers: the people and firms that create valuable things for others, like imaginative technologies and good food, cars and drugs.

With a fractured sense of self, we come to depend on what people feed back to us - often mediated through social networks - not what we are. We have complex identities but may become less able to act as a subject - confident in what we really are.

Science is, rightly, searching for drugs to arrest ageing or to slow the advance of dementia. But the evidence suggests that many of the most powerful factors determining how you age come from what you do, and what you do with others: whether you work, whether you play music, whether you have regular visitors.

Social innovation thrives on collaboration; on doing things with others, rather than just to them or for them: hence the great interest in new ways of using the web to 'crowdsource' ideas, or the many experiments involving users in designing services.