Reuven M. Lerner

BW #64: Coal power

The G7 just announced a plan to dramatically reduce the use of coal for power plants in the next decade. What countries use coal, and are newer plants cleaner than older ones?

Pandas Workout is out!

My new book, with more than 200 exercises to improve your Pandas skills, has been published by Manning.

BW #63: Ukraine aid (solution)

Yesterday, President Joe Biden signed a package of aid to Ukraine. Which countries have been helping Ukraine the most? Has that changed over time?

BW #63: Ukraine aid

President Joe Biden will likely sign a package of aid to Ukraine later today. Which countries have been helping Ukraine the most? Has that changed over time?

BW #62: Economic report card (solution)

The IMF just released their report about the world economy, including measurements and predictions for countries around the world. Who is doing well, and who isn't, among the G20?

BW #62: Economic report card

The IMF just released their report about the world economy, including measurements and predictions for countries around the world. Who is doing well, and who isn't, among the G20?

BW office hours: April 14th

Join me for this month's discussion of Pandas! No question is too big or small.

BW #61: Solar eclipse (solution)

Much of North American enjoyed a total eclipse of the sun on Monday. This week, we'll look at NASA data about the eclipse, calculating who got to enjoy totality, and for how long.

BW #61: Solar eclipse

Much of North American enjoyed a total eclipse of the sun on Monday. This week, we'll look at NASA data about the eclipse, calculating who got to enjoy totality, and for how long.

Free webinar about Python Tutor + Pandas Tutor, with Philip Guo

BW #60: Iceland (solution)

I'm back from a vacation in Iceland! This week, we'll thus look at some Iceland-related statistics, including their population (not very large!) and facts about their tourism industry.