Microsoft Excel can present two series of data points together on the horizontal axis, but if the number scale for each series dramatically differs, the data will not be readable. Using a two-sided ...

A tweet directed me to an interesting article on world population. The author, Jonathan Good, asks the percentage of people who have ever lived that are alive today and then estimates the answer. The ...

I give a lot of talks to successful, strategically-minded business people who can see around corners in their own industries, yet they struggle to grasp what exponential improvement really means. And ...