Gapminder Global Facts test

“Almost nobody knows the basic global facts!”

That’s the claim Gapminder website makes and challenges you to take the Gapminder Global Facts test. The test has 13 fact questions. There’s a time limit of 45 seconds per question. You will get a certificate if you score 100% on this test. You can attempt the test as many time as you like.

Will you like to take this challenge? Visit!

Gapminder is a Swedish NGO that produces free teaching resources making the world understandable based on reliable statistics. It promotes a fact-based worldview everyone can understand. The site has very good learning resources that you will like to explore!

Happy Learning!

“Forecasting: Principles and Practice” book

Forecasting is needed for effective and efficient planning in business areas like inventory stocking and retail POS staffing. If you wish to have a comprehensive introduction to forecasting methods then you will find a free online textbook on this topic quite useful.

“Forecasting: Principles and Practice” is written by Rob J Hyndman and George Athanasopoulos from Monash University, Australia. It uses R to help readers learn how to forecast using R. R is an open source software, which is available for free for every operating system. It is a very useful tool not only for forecasting but for all statistical analysis.

The free online book is available at

Happy Learning!

Disruption 2020: An Interview With Clayton M. Christensen on the website of MIT Sloan Management Review

Clayton Christensen, a Harvard Business School Professor, is best known for his theory of “disruptive innovation”. He recently passed away on 23rd Jan 2020. MIT Sloan Management Review published perhaps his last interview at

This interview is taken by Karen Dillon, who is a former editor of Harvard Business Review (HBR). In this interview, Prof Clayton Christensen has shared how he had refined his thinking, what the future of innovation looked like through that lens, and what questions he was still wrestling with. An excellent read!