Glenn Milewski

Glenn Milewski is ERB’s Chief Program Officer. He oversees the management, development, research, and psychometric functions of ERB’s achievement and admission assessment programs for students from pre-Kindergarten through grade 11. Prior to joining ERB in 2016, Glenn worked at the College Board as a psychometrician, research scientist, and head of testing programs.

ERB Family Report: Engaging with Families to Enhance Student Growth

By Glenn Milewski / June 5, 2023

To help families understand the “bigger picture” behind their child’s assessment data, we are launching ERB Family Report to empower educators to present this information—including key findings and next steps—in a simple, digestible format. […] read more

How to Interpret the New Milestones Norms

By Glenn Milewski / September 14, 2022

After two years of administration, ERB determined that it collected sufficient data to construct norms based on actual Milestones test-takers. These norms better reflect students’ performance on Milestones and are more useful to members interpreting results. […] read more

All About the Data – Understanding CTP Norms

By Glenn Milewski / September 13, 2022

As the 2022-2023 school year gets underway, we want to update you on the latest with CTP norms and explain how we developed the current CTP norms in relation to pre and post-pandemic data. […] read more

Ahead of the Curve: How PEG™ Has Led Automated Scoring for Years

By Glenn Milewski / August 29, 2022

What is PEG™? PEG, or Project Essay Grade, is the automated scoring system at the core of ERB Writing Practice.  It was invented in the 1960s by Ellis Batten Page, a former high school English teacher, who spent “many long weekends sifting through stacks of papers wishing for some help.” His guiding principles? 1) the more we write, the better writer we become, and 2) computers can grade as reliably as their human counterparts (Page, 2003).  The state of computers at the time of Page’s invention did not leave much room for automation, so PEG lay dormant until the mid-1980s.  […] read more

Understanding ERB’s Updated CTP Norms

By Glenn Milewski / March 15, 2022

By Glenn Milewski and Adrienne Hu Introduction At ERB, our goal is to help schools see the potential in every student.  We believe a great way to do this is by offering assessments at various points of a student’s career and enabling educators to explore and extract insight from assessment data using 360 Access.   One way our members understand student learning is by comparing their assessment results to ERB norms.  The purpose of norms is to describe the test performance of a reference group of test-takers. Norms are useful only insofar as the data sets used to compute them represent […] read more

Latest Reading

1 + 1 = 3 is around the corner!

We are pleased to announce that the ERB and EMA boards have signed an affiliation agreement to make our merger official. This signing followed a unanimous vote by each board to approve the merger this fall. […] read more

Growth Percentiles: Using CTP to Measure Student Growth

ERB has introduced a new feature to score reporting on 360 Access called Growth Percentiles. While the CTP has always measured students longitudinally, Growth Percentiles now provide a convenient and effective way to interpret student progress. […] read more

Developing an Assessment Strategy and Plan for Your School

When it comes to measuring student growth, independent schools should design an assessment strategy that works best for them, selecting the right combination of tools that align with their mission. Yet educational leaders not only have to decide what to assess and how often but also analyze and use the data. […] read more

Using Data to Measure and Analyze Students’ Social and Emotional Skills

A high-quality K-12 education involves far more than learning the ABCs — or preparing for the SATs. In addition to academics, school is where students learn the essential social and emotional (SEL) skills they need to develop healthy, successful lives. […] read more

ERB and EMA are excited to announce their intent to merge.