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Assess THAT with Tom & Nat is a bi-weekly podcast where co-hosts Tom Schimmer and Natalie Vardabasso unpack what it really means to deepen assessment literacy in schools. Known for their dynamic, insightful, and sometimes provocative conversations, Tom and Nat create a space where educators can rethink grading, feedback, and accountability in ways that put student learning first. Each episode blends practical strategies with big-picture thinking, helping teachers and leaders translate research into action without losing sight of the human side of education.
Listeners can expect honest discussions, fresh perspectives, and plenty of take-home ideas. From reimagining final exams to exploring the role of assessment in equity and Universal Design for Learning, Assess THAT is for any educator ready to challenge the status quo and embrace assessment as a tool for growth—not just measurement.
About the Hosts
Tom Schimmer and Natalie Vardabasso are internationally recognized speakers, authors, and consultants who have spent their careers helping schools modernize assessment and grading practices. Together, they are the co-founders of the Canadian Assessment Centre (CAC), a national professional learning hub created by Canadians, for Canadians to bring clarity, credibility, and care to assessment in classrooms across the country.
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Tom Schimmer is the author and co-author of multiple best-selling books, including Grading from the Inside Out and Standards-Based Learning in Action. With 35 years of experience as a teacher, leader, and consultant, Tom is known for his ability to translate big ideas into practical tools educators can use right away.
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Natalie Vardabasso is a leading voice in assessment and equity, recognized for her innovative approaches to standards-based learning, feedback, and student agency. As a speaker, writer, and coach, she has helped thousands of educators create assessment systems that are not only accurate but also deeply humanizing.
Together, Tom and Natalie bring complementary perspectives, humour, and a deep commitment to making assessment meaningful. Their partnership in Assess THAT and at the Canadian Assessment Centre reflects a shared belief that when educators improve how they assess, they unlock the full potential of every learner.
Tom and Natalie are also the authors of Rehumanizing Assessment: Gathering Evidence of Learning Through Storytelling, a book that challenges traditional grading systems and shows how assessment can honour student voice and identity.
Why Listen?
Whether you’re a classroom teacher, school leader, or policy maker, Assess THAT with Tom & Nat will challenge your assumptions, equip you with actionable strategies, and inspire you to see assessment as the most powerful driver of student success.
Episodes

Monday Mar 27, 2023
Thank you! | Ron Ritchhart | Idea Cults in Assessment
Monday Mar 27, 2023
Monday Mar 27, 2023
In Don’t @ Me (2:19), Tom celebrates episode 100 with a thank you to listeners. Then (7:50) Tom is joined by researcher and author Dr. Ron Ritchhart to discuss how we develop cultures of thinking in our classrooms. Finally, in Assessment Corner (57:06), Tom cautions listeners against idea cults that can emerge in discussions about assessment and grading that lack nuance and context.
- Ron on Twitter
- Ron on Facebook
- www.ronritchhart.com
UPCOMING EVENTS
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
- "Redefining Student Accountability" (April 2023)
CONNECT WITH TOM SCHIMMER
- Podcast on Twitter
- Tom on Twitter
- Podcast on Instagram
- Podcast on TikTok
- Podcast on Facebook
- Website: www.tomschimmer.com
- Email: tomschimmerpod@gmail.com

Monday Mar 13, 2023
ChatGPT in Education | Jessica Vance | ChatGPT & Assessment
Monday Mar 13, 2023
Monday Mar 13, 2023
In Don’t @ Me (2:17), Tom discusses the pros & cons of ChatGPT in K-12 education. Then (8:23) Tom is joined by author Jessica Vance to discuss her book, "Leading with a Lens of Inquiry." Finally, in Assessment Corner (43:16), Tom highlights ten ways ChatGPT can be used for classroom assessment.
- Jessica on Twitter
- Jessica on Instagram
- www.leadingwithinquiry.com
UPCOMING EVENTS
- GFIO Virtual 2-Day
- April 4 & 11
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
- "Redefining Student Accountability" (April 2023)
CONNECT WITH TOM SCHIMMER
- Podcast on Twitter
- Tom on Twitter
- Podcast on Instagram
- Podcast on TikTok
- Podcast on Facebook
- Website: www.tomschimmer.com
- Email: tomschimmerpod@gmail.com

Monday Feb 27, 2023
Last Thing You Said | Shelley Moore | Portfolios
Monday Feb 27, 2023
Monday Feb 27, 2023
In Don’t @ Me (2:37), Tom asked listeners to consider the question, "what's the last thing you said to yourself about yourself?" Then (10:11) Tom is joined by author and speaker, Shelley Moore to discuss the important aspects of equity, inclusion, & UDL. Finally, in Assessment Corner (57:47), Tom highlights why knowing its purpose is the most important part of implementing a portfolio system.
- Shelley on Twitter
- Shelley on Instagram
- Shelley on Facebook
- Shelley on YouTube
- Shelley's Podcast
- www.fivemooreminutes.com
UPCOMING EVENTS
- Summit on PLC at Work
- Phoenix, AZ (Feb. 28 – 2)
- GFIO Virtual 2-Day
- April 4 & 11
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
- "Redefining Student Accountability" (April 2023)
CONNECT WITH TOM SCHIMMER
- Podcast on Twitter
- Tom on Twitter
- Podcast on Instagram
- Podcast on TikTok
- Podcast on Facebook
- Website: www.tomschimmer.com
- Email: tomschimmerpod@gmail.com

Monday Feb 13, 2023
Impact Update | Rob Dunlop | Overrater Explains
Monday Feb 13, 2023
Monday Feb 13, 2023
In Don’t @ Me (2:31), Tom provides an "impact" update, an update on how his #OneWord challenge is going so far. Then (9:20) Tom is joined by author Rob Dunlop to discuss his latest book, "Strive for Happiness in Education." Finally, in Assessment Corner (56:38), Tom provides a mantra to follow when there is a discrepancy between the student's self-assessment and the teacher's assessment.
- Rob on Twitter
- Rob on Instagram
- Rob on Facebook
- Rob on LinkedIn
- www.motivatedu.com
UPCOMING EVENTS
- Summit on PLC at Work
- Phoenix, AZ (Feb. 28 – 2)
- GFIO Virtual 2-Day
- April 4 & 11
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
- "Redefining Student Accountability" (April 2023)
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Monday Jan 30, 2023
Cost of NOT Changing | Tim Stephenson | Next Generation Assessment
Monday Jan 30, 2023
Monday Jan 30, 2023
In Don’t @ Me (2:56), Tom discusses why, when considering any change, it's important to consider the cost of NOT changing as well. Then (8:53) Tom is joined by science teacher and podcast host Tim Stephenson to discuss the essential characteristics of teaching science in the 21st century. Finally, in Assessment Corner (55:11), Tom highlights the key aspects of Next Generation Assessments.
- Twitter: @astrostephenson
- Instagram: @astrostephenson
- Podcast: Science 360
UPCOMING EVENTS
- Summit on PLC at Work
- Phoenix, AZ (Feb. 28 – 2)
- GFIO Virtual 2-Day
- April 4 & 11
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
- "Redefining Student Accountability" (April 2023)
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Monday Jan 16, 2023
One Word Failure | Jan Chappuis | Anything but Arbitrary
Monday Jan 16, 2023
Monday Jan 16, 2023
In Don’t @ Me (2:46), Tom discusses how his One Word for 2022 was an epic failure and how he's going to give itone more shot. Then (7:35) Tom is joined by mentor, author, and consultant Jan Chappuis to discuss the evolution of assessment for learning over the past 20 years. Finally, in Assessment Corner (52:52), Tom highlights why grades should be anything but arbitrary.
- LinkedIn: Jan Chappuis
- Website: www.janchappuis.com
UPCOMING EVENTS
- Summit on PLC at Work
- Phoenix, AZ (Feb. 28 – 2)
- GFIO Virtual 2-Day
- April 4 & 11
- SBLA 2-Day Training
- Idaho Falls, ID (April 13-14)
- Assessment & Grading Conference
- Atlanta, GA (April 24-26)
- GFIO 2-Day
- Salt Lake City, UT (April 26-27)
- Assessment Center Institute
- Las Vegas, NV (May 24-26).
NEW BOOKS BY TOM:
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Thursday Dec 29, 2022
BONUS: Teach Better ’22 (Part 2)
Thursday Dec 29, 2022
Thursday Dec 29, 2022
In this bonus episode, Tom shares some highlights of the Teach Better '22 conference by interviewing presenters and participants while on Podcast Row. Today's Episode features:
- Megan Balduf
- Twitter: @MBalduf
- Kevin Butler
- Twitter: @TheKevinJButler
- Tre Gammage
- Twitter: @tregammage
- Erik Francis
- Twitter: @Maverikedu12
NEW BOOKS BY TOM:
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Monday Dec 12, 2022
No Holiday Trophy | Top 5 Holiday Movies | Empowerment Ecosystem
Monday Dec 12, 2022
Monday Dec 12, 2022
In Don’t @ Me (2:32), Tom reminds listeners that there is no trophy at the end of the holidays and that it is important to find time for ourselves and rest. Then (6:40) Tom, highlights his Top 5 Holiday Movies of all time. Finally, in Assessment Corner (20:02), Tom is joined by Natalie Vardabasso and Colleen Dawson to highlight the "Empowerment Ecosystem," a program Natalie created to create a support community for those change agents leading assessment and grading reform in their schools or districts.
- Natalie on Twitter: @natabasso
- EduCrush on Twitter: @educrushpod
- EduCrush on Instagram: @educrushpod
- Colleen on Twitter: @Mxhumanizingedu
Book a Meeting for Empowerment Ecosystem
NEW BOOKS BY TOM:
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Monday Dec 05, 2022
Monday Dec 05, 2022
In Don’t @ Me (2:44), Tom reminds listeners to celebrate their wins, no matter how small, medium, or large. Then, Tom is joined by education consultant Kristine Tesoriero Mizzone (8:40) to discuss the most important aspects of institutional coaching. Finally, in Assessment Corner (55:12), Tom highlights some big ideas from an article he recently wrote about eliminating implicit bias in assessment. Specifically, he talks about using cultural archetypes to create a more culturally responsive and expansive approach to assessment.
- Kristine on Twitter: @Kristine_Tes
- Kristine on LinkedIn: Kristine Tesoriero
- Kristine's Website: www.collabconsulting.org
NEW BOOKS BY TOM:
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com

Monday Nov 28, 2022
Now is the Time | Kyle Pearce | Procedure for Inferences
Monday Nov 28, 2022
Monday Nov 28, 2022
In Don’t @ Me (1:34), Tom opens by asserting that NOW is the time to take the first step to accomplish any personal and/or professional goals you have for yourself. Then, Tom is joined by math teacher and podcaster Kyle Pearce (6:37), to discuss the elements of effective math instruction. Finally, in Assessment Corner (55:12), Tom shares a view of assessment as a procedure for drawing inferences.
- Kyle on Twitter: @MathletePearce
- Kyle on Instagram: @mathletepearce
- Kyle on LinkedIn: Kyle Pearce
- MMM on Twitter: @MakeMathMoments
- MMM on Instagram: @makemathmoments
- MMM Website: makemathmoments.com
- MMM Podcast: Making Math Moments
NEW BOOKS BY TOM:
UPCOMING PROFESSIONAL LEARNING
- Grading from the Inside Out (2-Day Workshop)
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- Minneapolis, MN (December 1-2, 2022)
CONNECT WITH TOM SCHIMMER
- Email: tomschimmerpod@gmail.com
- Twitter: @TomSchimmerPod
- Twitter: @TomSchimmer
- Instagram: @tomschimmerpodcast
- TikTok: @tomschimmerpodcast
- Facebook: Schimmer Education
- Website: www.tomschimmer.com