What impacts student learning most is not a new conversation here in the USA (or in the world for that matter).  It's been hotly debated for quite some time.

What impacts student learning most?

Learning must be measured by tests.

Or, wait, tests hinder learning.

How does technology impact learning?

Standards-based, flipped classroom, project-based, problem-based, student centered, backwards planning, flexible seating...

Wow - so many things.  So many ways to impact student learning.

How in the world do we know what strategies impact students the most?

That's just it... there is no ONE strategy that will impact student learning more than another.

But...

... there is one person.

If you're reading this post, this is probably no surprise to you that teachers are the number one influencer in a student's learning.

But I don't want to just say that and claim it as truth.  I want you to see for yourself.

Economists Raj Chetty and John N. Friedman of Harvard and Jonah E....