Why should you attend?
MAP® Growth™ norms are updated every few years to reflect current student performance. In 2025, the update brings important changes to both achievement and growth norms—while keeping the RIT scale stable.
Join this webinar to learn what’s changed, what hasn’t, and how these updates can affect percentile rankings and instructional decisions.
All registrants will receive a link to the on-demand recording of the session.
Who should attend?
- District and school leaders
- Curriculum and assessment directors
- Instructional coaches
- MTSS and intervention coordinators
In this webinar, you will:
- Understand why norms are updated and what’s new in 2025
- Learn how the RIT scale remains stable while the reference group has shifted
- Explore how changes may affect percentile rankings and program qualification
- Get guidance on how to support educators through the transition

Karyn Lewis, PhD
Vice President, Research and Policy Partnerships, NWEA
Karyn Lewis leads a team dedicated to generating actionable, policy-relevant research that directly addresses critical challenges in K–12 education. Her team’s work is strategically focused on bridging the gap between rigorous research and practical educational improvements, ensuring that insights translate into meaningful strategies for educators, policymakers, and school leaders.
Prior to joining NWEA, Dr. Lewis was a senior researcher at Education Northwest/REL Northwest, where she led a diverse portfolio of applied research, technical assistance, and evaluation projects. She is a former data fellow with the Strategic Data Project at the Harvard Center for Education Policy Research. She completed a National Science Foundation–funded postdoctoral fellowship at the University of Colorado Boulder and earned her PhD from the University of Oregon in social psychology.
Prior to joining NWEA, Dr. Lewis was a senior researcher at Education Northwest/REL Northwest, where she led a diverse portfolio of applied research, technical assistance, and evaluation projects. She is a former data fellow with the Strategic Data Project at the Harvard Center for Education Policy Research. She completed a National Science Foundation–funded postdoctoral fellowship at the University of Colorado Boulder and earned her PhD from the University of Oregon in social psychology.

Jacob Bruno
Vice President of Professional Learning, NWEA

Adam Wolfgang
Product Manager, NWEA