Why research studies lose credibility, and how you can build yours instead by asking these simple questions

Photo by Taras Chernus on Unsplash

If you think that you saw something interesting, you need evidence to prove that it isn’t a one-off occurrence.


Testing is the vaccine for business uncertainty that has been effectively used by winners. Image modified from DBCLS.

Only three things in life are certain — death, taxes, and uncertainty.


A lot of people will die, the models say. Should you be scared? Not if you understand bias and variable selection.

Source — Government of Canada. Code for visualization here.

The April Fool’s Joke of 2020


Rookie data scientist, or top dollar value creator? Who would you rather be?

Image by Gordon Johnson from Pixabay

I can tell you where to look, but I cannot tell you what to see.

Nick Kharas

Data Scientist. Innovator. Growth Hacker. Startups | Ex-Carnegie Mellon | Ex-Mastercard | All views are my own | https://twitter.com/NickKharas

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