PODCAST · education
Progressively Incorrect
by Zach Groshell
Welcome to Progressively Incorrect, a podcast about the teacher-centered and the student-centered, the traditional and the progressive, in education. Hosted by Dr. Zach Groshell on educationrickshaw.com
Episodes
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S5E34: Anita Archer on the principles of explicit instruction
I’m thrilled to be sharing this special episode with you, the Season 5 Finale of Progressively Incorrect. I’m joined by Dr. Anita Archer, one of the most influential voices in explicit instruction and effective teaching. For decades, Anita has helped educators translate learning science into...
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S5E33: Sean Morrisey on word mapping, vocabulary routines, and durable word knowledge
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell. In this episode, I’m joined by Sean Morrisey, creator of the Word Mapping Project, for a conversation about how students learn words—not just as spellings to memorize or definitions to recite, but as connected units of sound,...
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S5E32: Doug Gray on Alaskan schools, bush teaching, and better systems for students
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell. I’ve always been fascinated by what teaching looks like in remote and challenging contexts. That interest goes back to my own time working in places like Sudan, where the namesake of this blog, Education Rickshaw, comes from.…
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S5E31: Katharine Beals on facilitated communication and educational pseudoscience
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell. Education is filled with myths. Some are harmless. Others shape curriculum, teacher training, intervention programs, and the lives of students for decades before anyone seriously asks whether they work. One of the reasons this...
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S5E30: Sarah Oberle and Mitch Weathers on executive functions for K-3 classrooms
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell. Executive functioning has become one of the most frequently discussed topics in education, yet it remains one of the most misunderstood. Teachers are increasingly expected to help students manage attention, organization…
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S5E29: Owen Engelmann on field testing direct instruction programs
Welcome back to Progressively Incorrect. I’m your host, Dr. Zach Groshell. Today I’m bringing you an episode from the Direct Instruction Podcast—one that I think anyone interested in instructional design, curriculum development, or evidence-based teaching will find fascinating. I’m joined by Owen...
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S5E28: AJ Pettway on “student-centered learning,” instructional coaching, and school leadership
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell, and today we are talking about teaching, coaching, and the strange language of modern education. One phrase that comes up constantly in education is “student-centered learning.” It gets used so often, and so vaguely, that it’s...
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S5E27: Matt Bateman and Laura Mazer set the record straight on Montessori
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell, and today we are talking about Montessori. I’ll admit, I came into this conversation skeptical. Most of what gets sold as “Montessori” today is a watered-down, follow-your-bliss version of what Maria Montessori actually wrote....
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S5E26: Ste Robinson on mastery-based, knowledge-rich PE
Welcome back to Progressively Incorrect. I’m your host, Zach Groshell, and today we are talking about…. PE! I’ll admit, I’ve often taken a dim view of PE as a subject. At its worst, it’s often just games and activities that don’t appear to build toward much, and that, frankly, could be led by...
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S5E25: Jamey Peavler on access vs. exposure and constrained vs. unconstrained skills
Welcome back to Progressively Incorrect, a show about the teacher-centered and the student-centered, the traditional and the progressive, in education. My guest today is Jamey Peavler, literacy leader and instructional expert focused on building coherent, science-aligned systems of reading...
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S5E24: Olivia Mullins on Content, Curriculum, and Coherence in Elementary Science
Welcome back to Progressively Incorrect. I am you host, Zach Groshell. My guest today is Dr. Olivia Mullins, Founder and Executive Director of Science Delivered and lead developer of the Learning Squared science and literacy program. Olivia trained as a scientist before turning to elementary...
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S5E24: Olivia Mullins on content, curriculum, and coherence in elementary science
Welcome back to Progressively Incorrect. I am you host, Zach Groshell. My guest today is Dr. Olivia Mullins, Founder and Executive Director of Science Delivered and lead developer of the Learning Squared science and literacy program. Olivia trained as a scientist before turning to elementary...
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S5E23: Richard Wheadon on teaching learning habits and returning to the classroom
Welcome back to Progressively Incorrect, a show sponsored by John Catt from Hachette Learning and hosted by me, Dr. Zach Groshell. My guest today is Richard Wheadon, author of the forthcoming book Teaching Learning Habits – How to Develop Independent and Successful Learners, to be published with...
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S5E22: Adam Robbins on the Challenge of Improving Teaching
My name is Dr. Zach Groshell and welcome to my podcast! In this episode, I welcome Adam Robbins to Progressively Incorrect for a conversation about one of the biggest challenges in education: improving teaching. Together, we explore why teacher development is often so difficult and why schools…
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S5E21: Inwood Academy Pioneers the Science of Learning
My name is Dr. Zach Groshell and welcome to my podcast! This season, I continue to explore the science of learning—especially what the work actually looks like when schools try to build their instructional models around it. We talk a lot about evidence-based practice in education, but far fewer...
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S5E20: Christopher Such on action steps for reading and the latest literacy debates
Welcome back to Progressively Incorrect, a show sponsored by John Catt from Hachette Learning and hosted by me, Dr. Zach Groshell. My guest today is Christopher Such, literacy expert, former primary teacher, and author of Primary Reading Simplified. Chris makes his epic return to the show to…
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S5E19: Leslie Laud on writing instruction and self-regulated strategy development
Welcome back to Progressively Incorrect. I’m your host, Dr. Zach Groshell. This season, I’ve been diving deeply into writing instruction — what the research actually says, where classroom practice often drifts, and what it truly takes to help students become confident, capable writers. Writing is...
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S5E18: Glenn Whitman and Ian Kelleher on bridging learning science and classroom reality
Welcome back to Progressively Incorrect. I’m your host, Dr. Zach Groshell. In this episode, I sit down with Ian Kelleher and Glenn Whitman of the Center for Transformative Teaching & Learning (CTTL). We began with the origin story of CTTL — how they set out to bridge mind, brain, and education...
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S5E17: Femi Adeniran on explicit math instruction and coaching for better math teaching
Welcome back to Progressively Incorrect. I’m your host, Dr. Zach Groshell. In this episode, I’m joined by the always fabulous, Femi Adeniran, to continue a conversation that started when I appeared on the Beyond Good podcast about math, coaching, and instruction. We discuss: How to begin a maths...
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S5E16: Scott Jackson on summer camp
Welcome back to Progressively Incorrect. I’m your host, Dr. Zach Groshell. In this episode, I’m joined by Scotty Jackson to talk about how summer camp can create the experiences—and build the kinds of values—that help kids be better people: honesty, respect, responsibility, caring, and belonging....
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S5E15: Barbara Oakley on constructivism vs. learning science
In this episode, I sit down with Barbara Oakley—engineer, bestselling author, and one of the most influential voices in the science of learning—to talk about why so much instruction still misses the mark, what “good teaching” looks like when you take cognition seriously, and what’s at stake if we...
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S5E14: Thinking out loud… what comes first in coaching, techniques or lesson design?
The “Thinking Out Loud” episodes on Better Teaching: Only Stuff That Works are a running set of conversations to make sense of instruction, coaching, and implementation as they actually function in schools—not as we wish they did. The premise is straightforward: Gene Tavernetti and I take a...
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S5E13: Mike Schmoker on how schools can get results now
Mike Schmoker is one of the most influential voices in school improvement, urging schools to recommit to the fundamentals: coherent curriculum, strong lesson design, and authentic literacy—reading, discussion, and writing—throughout the school day. Across books like Focus and Results Now 2.0, and...
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S5E12: Brian Poncy on better ways to teach math facts
In this episode, I sit down with Dr. Brian Poncy to explore a claim you’ve probably heard in schools: “Teaching math facts interferes with understanding.” From there, we dig into better ways to think about math facts, what schools can do differently, and the practical decisions that show up when...
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S5E11: Alex Gingell on setting the culture and conditions for effective instructional coaching
In this episode, I sit down with Alex Gingell to unpack what it actually takes to make instructional coaching work in a school. Alex explains why his first priority wasn’t improving teaching, but stabilizing behavior, curriculum, and trust—and why coaching can only succeed once those foundations...
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S5E10: Laura Doherty on the Baltimore Curriculum Project
In this episode of the Direct Instruction podcast, I’m joined by Laura Doherty, President and CEO of the Baltimore Curriculum Project (BCP)—Maryland’s largest operator of neighborhood, PK–8 public charter schools, and one of the longest-running Direct Instruction networks in the United States.…
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S5E09: Marty Siegel on direct instruction engineering and the future of EdTech
In this episode of Progressively Incorrect, I’m joined by Marty Siegel, Professor Emeritus of Informatics and Instructional Systems Technology, and a pioneer whose career bridges early Direct Instruction, large-scale computer-based learning, human–computer interaction, and the emerging world of...
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S5E08: Doug Lemov on “what to do” and active observation techniques
In this episode of Progressively Incorrect, I’m re-joined by Doug Lemov—author of Teach Like a Champion and The Coach’s Guide to Teaching, and one of the most influential figures in the history of education. Doug has spent decades studying what the best teachers do differently—turning the art and...
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S5E07: Denarius Frazier on belonging, rigor, and scaling effective teaching
In this episode of Progressively Incorrect, I’m joined by Denarius Frazier—Regional Superintendent of Instruction at Uncommon Schools, co-author of Reconnect: Building School Culture for Meaning, Purpose, and Belonging, and perhaps the best teacher ever captured on film. Denarius is one of the…
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S5E06: Jessica Colleu Terradas and Jon Owen on direct instruction without borders
In this podcast episode, I’m joined by Jessica Colleu Terradas and Jon Owen, two international leaders bringing Engelmann’s Direct Instruction to life in Australia and the UK. This marks a milestone in the Direct Instruction Podcast—our first global double feature exploring what high-fidelity DI...
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S5E05: Anna Stokke on where math education went wrong—and how to fix It
In this episode of Progressively Incorrect, I’m joined by Anna Stokke—mathematician, professor, and host of the Chalk & Talk podcast. Anna has become one of the most influential voices calling for a return to clarity, structure, and evidence in math instruction. We explore how her conversations…
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S5E04: Marcie Samayoa on NGSS and explicit science instruction
In this episode, I’m joined by Marcie Samayoa—science teacher, cognitive science enthusiast, and blogger of Scientists in the Making. Marcie shares the origin story behind her innovative classroom blog and explains how it grew out of a desire to make science learning more equitable…
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S5E03: John Mighton on building math confidence, one problem at a time
In this episode, I’m joined by Dr. John Mighton — mathematician, playwright, best-selling author, and founder of JUMP Math. John shares his insights into one of the most misunderstood concepts in education today—the belief that only some students are “math people”—and explains why dismantling…
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S5E02: Linda Diamond and Paige Pullen on connecting learning, literacy, and instruction
In this powerful episode, I’m joined by two of the most influential voices in literacy education today—Linda Diamond and Paige Pullen. With decades of experience in education, Linda and Paige bring clarity to the evidence-based education movement and the science of reading in particular.…
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S5E01: Greg Ashman on explicit teaching and inquiry learning
Welcome to Season 5 of Progressively Incorrect! In this special premiere episode, I’m joined by Greg Ashman, a leading advocate for explicit instruction and one of the most important voices in education today. We begin by analyzing a new video from Jo Boaler, where she casts “step-by-step...
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S4E39: Shawn Datchuk on teaching sentence construction with precision
In this episode of Progressively Incorrect, I’m joined by Dr. Shawn Datchuk, a leading researcher who’s helped shape how we think about sentence construction for struggling learners. Drawing from the literature on Precision Teaching and Direct Instruction, Shawn shares how timed practice and...
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S4E38: Nathan Lang-Raad on learning science and artificial intelligence
In this episode of Progressively Incorrect, I’m joined by Nathan Lang-Raad for a wide-ranging conversation that threads together two hot-button topics: artificial intelligence and the science of learning. There’s excitement everywhere—some even say AI will revolutionize teaching and learning. But...
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S4E37: John Tanner on tests, college, and cheating scandals
In this episode of Progressively Incorrect, I sat down with a personal friend whose work I deeply respect: John Tanner. His leadership in education has weathered storms—most notably, false accusations of cheating after huge gains in achievement were obtained at his school. But what shines through...
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S4E36: Bonnie Grossen and Kurt Engelmann on full immersion direct instruction
In this episode of The Direct Instruction Podcast – cross-posted on Progressively Incorrect – I’m joined by Bonnie Grossen and Kurt Engelmann, two long-time advocates and practitioners whose work has shaped the real-world application of schoolwide Direct Instruction. After engaging conversations...
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S4E35: Stephanie Stollar, Diane Kinder, and Marcy Stein on MTSS and direct instruction
In this episode of The Direct Instruction Podcast – cross-posted on Progressively Incorrect – I’m joined by Stephanie Stollar, Diane Kinder, and Marcy Stein—three educators and researchers whose work intersects at the heart of effective instruction and systems-level change. After engaging...
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S4E34: Jonah Davids on the debates over restorative justice and SEL
In this episode of Progressively Incorrect, I’m joined by Jonah Davids. Jonah and I met while participating in a panel discussion around declining behavior in schools (listen here), which led me to invite him to discuss the evidence base behind Restorative Justice and Social-Emotional approaches…
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S4E33: Peps Mccrea on great teaching and human flourishing
In this episode of Progressively Incorrect, I am delighted to host Peps Mccrea, the Director of Education at Steplab and the mind behind the must-read online newsletter, Evidence Snacks. Peps has dedicated his career to improving education through evidence-based practices. His latest project...
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S4E32: Rachel Ball on scaffolded instruction and adaptive teaching
In this episode of Progressively Incorrect, I am delighted to host Rachel Ball, Coaching Development Lead at Steplab and a passionate advocate for effective teaching based on the science of learning. Rachel will explore her new book, The Scaffolding Effect, and the Explicit Instruction Conference...
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S4E31: Laura Stam on integrating explicit teaching practices into elementary classrooms
In this episode of Progressively Incorrect, I’m delighted to host Laura Stam, a dedicated advocate for the Science of Reading and Direct Instruction. Laura will share her expertise on designing and curating resources to integrate content and vocabulary into literacy, discuss new shifts in her...
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S4E30: Ronak Bhatt on accelerated learning and homogeneous grouping
In this episode of Progressively Incorrect, I’m honored to host Ronak Bhatt, the accomplished founder and school leader of TELRA Institute. Ronak will discuss how acceleration can open doors for learners, share his thoughts on the benefits and challenges of homogeneous grouping, and provide...
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S4E29: Rachel Sewell on the ingredients of effective professional development
In this episode of Progressively Incorrect, I am delighted to host Rachel Sewell, Coaching Development Lead at Steplab and a passionate advocate for effective professional development. Rachel will explore the 14 mechanisms of effective professional development, including how they build knowledge,...
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S4E28: Jonathan Regino on curriculum evaluation and math coaching
In this episode of Progressively Incorrect, I am thrilled to host Jonathan Regino, an innovative educator and instructional leader known for his expertise in curriculum adoption and math coaching. Jonathan is passionate about enhancing teaching practices and fostering impactful math learning...
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S4E27: Richard Mayer on the cognitive theory of multimedia learning
Today, I am thrilled to host Richard Mayer on Progressively Incorrect, a distinguished educational psychologist and researcher known worldwide for his groundbreaking contributions to understanding how we learn. Rich brings a wealth of knowledge and a sharp focus on multimedia learning, generative...
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S4E26: Lynn Gaffney on bridging leadership and the science of learning
Today, I am thrilled to host Lynn Gaffney on Progressively Incorrect, a passionate educator and leader known for her deep commitment to bridging research and practice in schools. Lynn brings a wealth of experience and a sharp focus on the science of learning, using evidence-informed strategies to...
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S4E25: Daisy Christodoulou on assessment practices and challenges
Today, I am thrilled to host Daisy Christodoulou, an esteemed author and education expert renowned for her groundbreaking work on curriculum and assessment. Daisy’s thought-provoking insights have reshaped the way educators approach teaching, and her books, including “Seven Myths About…
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ABOUT THIS SHOW
Welcome to Progressively Incorrect, a podcast about the teacher-centered and the student-centered, the traditional and the progressive, in education. Hosted by Dr. Zach Groshell on educationrickshaw.com
HOSTED BY
Zach Groshell
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How many episodes does Progressively Incorrect have?
Progressively Incorrect currently has 100 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.
What is Progressively Incorrect about?
Welcome to Progressively Incorrect, a podcast about the teacher-centered and the student-centered, the traditional and the progressive, in education. Hosted by Dr. Zach Groshell on educationrickshaw.com
How often does Progressively Incorrect release new episodes?
Progressively Incorrect has 100 episodes. Check the episode list to see recent publication dates and frequency.
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You can listen to Progressively Incorrect on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.
Who hosts Progressively Incorrect?
Progressively Incorrect is created and hosted by Zach Groshell.
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