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Latest Publications

Brief

Guardrails or Barriers: How Changes Afoot in Teacher Licensure Could Help Settle Decades-long Debates

Meagan Comb, Dan Goldhaber

April 30, 2026

Education Systems & Policies

Teacher Workforce

Working Paper

The End of ESSER: Lessons about Sustaining Tutoring at Scale from Guilford County Schools

Ayesha K. Hashim, Sofia Postell, Jimmy Leak, Kara Hamilton

April 16, 2026

Education Systems & Policies

Student Outcomes & Achivement

Working Paper

First, Do No Harm. But Can We Do Better? An Evaluation of a Statewide Developmental Education Reform

Zeyu Xu, Benjamin Backes

March 19, 2026

Education Systems & Policies

Post-Secondary Transitions & Pathways

News & Insights

CALDER Webinar | The Four-Day School Week: New Evidence for District Leaders and Policymakers

Announcement

CALDER Webinar on The Four-Day School Week

March 25, 2026

In the News

Deep Dive: ESSER pandemic spending is over. What will its legacy be?

K-12 Dive

March 30, 2026

In the News

Schools Hire Asian Teachers at Half the Rate of Other Groups, Research Finds

The 74

March 23, 2026

In the News

Did charters or traditional public schools do better at boosting post-pandemic student engagement?

Fordham Institute

January 29, 2026

Events

Apr
22

CALDER Webinar | The Four-Day School Week: New Evidence for District Leaders and Policymakers

April 22, 2026 - April 22, 2026
01:00 pm - 02:00 pm (ET)

Mar
02

17th Annual CALDER Conference

March 2, 2026 - March 2, 2026
08:30 am - 04:00 pm