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Evidence

Love, Hope, and Evidence in Secondary Reading

Robert E. Slavin | Posted 01.05.2017 | Education
Robert E. Slavin

I am pleased to announce that our article reviewing research on effective secondary reading programs has just been posted on the Best Evidence Encyclo...

Lessons from Santa

Robert E. Slavin | Posted 12.22.2016 | Education
Robert E. Slavin

And so in the end it comes down to Santa Asked to compute effect sizes, he can't-a. His popularity flows from his loving and giving Not at all like ...

Vision and Blindness

Robert E. Slavin | Posted 01.06.2017 | Education
Robert E. Slavin

If you wear reading glasses, please remove them for a moment, and continue reading. Back to normal? For a moment, you had an experience like that o...

Education Policy In The Age Of Proven School And Classroom Approaches

Robert E. Slavin | Posted 12.13.2016 | Education
Robert E. Slavin

There is good research on policy, but because so many individual policies are in play at any given moment, it is very difficult for policy researchers or policy makers to figure out the effects of anything.

Time Passes. Will You?

Robert E. Slavin | Posted 11.17.2016 | Education
Robert E. Slavin

When I was in high school, one of my teachers posted a sign on her classroom wall under the clock: Time passes. Will you? Students spend a lot of...

What the Election Might Mean for Evidence-Based Education

Robert E. Slavin | Posted 11.11.2016 | Education
Robert E. Slavin

Like everyone else in America, I awoke on Wednesday to a new era. Not only was Donald Trump elected president, but the Republicans retained control of...

Scaling Up: Penicillin and Education

Robert E. Slavin | Posted 11.03.2016 | Education
Robert E. Slavin

In 1928, the Scottish scientist Alexander Fleming invented penicillin. As the story goes, he invented penicillin by accident, when he left a petri dis...

Brilliant Errors

Robert E. Slavin | Posted 10.27.2016 | Education
Robert E. Slavin

Alexander Roslin, Carl von Linné 1707-1778, 1775. Nationalmuseum, Stockholm. On a recent visit to Sweden, my wife Nancy and I went to the lovely un...

Good News or Bad News: More People Are Asking 'Is Science Real'

Joseph T. Spadafino | Posted 10.25.2016 | Education
Joseph T. Spadafino

Failing to educate children, adolescents, and adults of all ages to think critically can lead many among us to hold opinions that are simply at odds with facts.

'We Don't Do Programs'

Robert E. Slavin | Posted 10.20.2016 | Education
Robert E. Slavin

When speaking with educational leaders, I frequently hear them say, "We don't do programs." They lament that teachers and principals are often too dri...

The Curse Of The Cluster

Robert E. Slavin | Posted 10.13.2016 | Education
Robert E. Slavin

While there is little argument about basic principles of statistics and research design, things do get a bit dicey in the real world.

The Maryland Challenge

Robert E. Slavin | Posted 10.07.2016 | Education
Robert E. Slavin

In education, we also like to compare, and we usually don't like what we see. Comparisons can be useful in giving us a point of reference for what is possible, but a point of reference doesn't help if it is not seen as a peer.

Perfect Implementation of Hopeless Methods: The Sinking of the Vasa

Robert E. Slavin | Posted 09.22.2016 | Education
Robert E. Slavin

If you are ever in Stockholm, you must visit the Vasa Museum. It contains a complete warship launched in 1628 that sank 30 minutes later. Other than t...

Twenty-four Proven Programs for Struggling Readers

Robert E. Slavin | Posted 09.15.2016 | Education
Robert E. Slavin

One of the greatest impediments to evidence-based reform in education is the belief that there are very few programs that have been rigorously evaluat...

The Sailor and the Sailboat: Leadership and Evidence

Robert E. Slavin | Posted 09.08.2016 | Education
Robert E. Slavin

My one extravagance is that I live on the Chesapeake Bay and have a small sailboat. I love to sail, even if I'm not especially good at it, but sailing...

Evidence Means Different Things in ESSA and NCLB

Robert E. Slavin | Posted 09.01.2016 | Education
Robert E. Slavin

Image © Raul654 / Wikimedia Commons / CC BY-SA 3.0 & GFDL Whenever I talk or write about the new evidence standards in the Every Student Succeeds A...

Do Textbooks Matter?

Robert E. Slavin | Posted 08.25.2016 | Education
Robert E. Slavin

Recently, some colleagues and I were speaking with some superintendents about how they use evidence to select educational programs. Although they had ...

Why Rigorous Studies Get Smaller Effect Sizes

Robert E. Slavin | Posted 08.18.2016 | Education
Robert E. Slavin

When I was a kid, I was a big fan of the hapless Washington Senators. They were awful. Year after year, they were dead last in the American League. ...

We'll Miss You, Sam

Robert E. Slavin | Posted 08.11.2016 | Education
Robert E. Slavin

Our field has lost a great man and a great champion for children at risk. We'll miss him a lot.

What if Evidence Doesn't Match Ideology?

Robert E. Slavin | Posted 08.04.2016 | Education
Robert E. Slavin

Photo by Michael Hummel Several years ago when the Conservative Party was first coming into office in the U.K., I had an opportunity to meet with a ...

Keep Up the Good Work (To Keep Up the Good Outcomes)

Robert E. Slavin | Posted 07.28.2016 | Education
Robert E. Slavin

I just read an outstanding study that contains a hard but crucially important lesson. The study, by Woodbridge et al. (2014), evaluated a behavior man...

Pseudoconfusion about Saturated Fat: Five Reasons for One Hot Mess

David Katz, M.D. | Posted 07.26.2016 | Healthy Living
David Katz, M.D.

I know, you keep hearing conflicting reports about saturated fat and health outcomes. So do I. Most recently, just a few days ago, a colleague circula...

What Schools in One Place Can Learn from Schools Elsewhere

Robert E. Slavin | Posted 07.21.2016 | Education
Robert E. Slavin

In a recent blog, I responded to an article by Lisbeth Schorr and Srik Gopal about their concerns that the findings of randomized experiments will not...

Kumbaya

Robert E. Slavin | Posted 07.14.2016 | Education
Robert E. Slavin

When I was a kid, my brothers and I used to go to a YMCA camp on the Chesapeake Bay for a month every summer. My mother said that it was cheaper than...

When Courts Are Used As A Weapon Against The Innocent

Lorenzo Johnson | Posted 07.12.2016 | Crime
Lorenzo Johnson

A courtroom is a place where justice is supposed to be served. More and more, however, courts are becoming crime scenes -- here, innocent people are being kidnapped and held captive.