Alexander the Great

Most of the improvement in life expectancy in the last 10,000 years has taken place in the last 100 years.

Posted on

Johan Norberg describes the tremendous progress in the last several hundred years in so many areas: life expectancy, health, sanitation, liberty, education, and equality. He discusses these wonderfully delightful trends in his book Progress: 10 Reasons to Look Forward to the Future. I will highlight merely a few of the many things I found fascinating […]

Middle Ages

Growth in world population

Posted on

Our World in Data, the web site of Max Roser, visualizes data in amazing ways. Check out this graph of world population: “World Population over the last 12,000 years and UN projection until 2100” by Our World in Data is licensed under CC BY-SA 3.0.  The graphs which follow are derived from this information and […]

Viking Era

Population in Scandinavia during Viking Age

Posted on

In The Vikings course from The Great Courses, Prof. Kenneth Harl guesses the population in the Scandinavian areas (which would become Norway, Denmark, and Sweden) from around 800 A.D. through around 1100 A.D. was something in the range of 800,000 to 1,000,000 people. He thinks migration to Ireland, England, and Iceland offset the natural population […]