"If you boil a kettle twice today, you will have used five times more electricity than a person in Mali uses in a whole year. How can that be possible? Decades after the colonial powers withdrew Africa is still struggling to catch up with the rest of the world. When the same colonists withdrew...

Introduction -- learning lessons -- Elements of a lesson learning system -- Lessons learned approaches -- Principles of lesson identification -- Processes of lessons identified -- Writing down the lessons -- Taking action -- Process ownership and process update -- Ensuring lessons and updated...