The Lewis Model explains world cultures through language.

The Lewis Model explains world cultures through language.: A world traveler who speaks ten languages, British linguist Richard Lewis decided he was qualified to plot the world's cultures on a chart.

Many people think he nailed it, as his book "When Cultures Collide," now in its third edition, has sold more than one million copies since it was first published in 1996 and was called "an authoritative roadmap to navigating the world's economy," by the Wall Street Journal.

Lewis plots countries in relation to three categories:

Howard Gardner, multiple intelligences and education

Howard Gardner, multiple intelligences and education: "I want my children to understand the world, but not just because the world is fascinating and the human mind is curious. I want them to understand it so that they will be positioned to make it a better place. Knowledge is not the same as morality, but we need to understand if we are to avoid past mistakes and move in productive directions. An important part of that understanding is knowing who we are and what we can do... Ultimately, we must synthesize our understandings for ourselves. The performance of understanding that try matters are the ones we carry out as human beings in an imperfect world which we can affect for good or for ill. (Howard Gardner 1999: 180-181)"