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Plain English with Derek Thompson
Plain English with Derek Thompson•November 21, 2025

The American Math Crisis

Derek Thompson explores the decline of math achievement in America, revealing a crisis where students are getting higher grades but demonstrating lower mathematical skills, driven by complex factors including education policy changes, grade inflation, and the rise of technology.
Adult Learning & Career Pivots
Study Techniques & Productivity
Critical Thinking & Logic
Derek Thompson
Steven Pinker
Rose Horowitch
Kelsey Piper
Joshua Goodman

Summary Sections

  • Podcast Summary
  • Speakers
  • Key Takeaways
  • Statistics & Facts
  • Compelling StoriesPremium
  • Thought-Provoking QuotesPremium
  • Strategies & FrameworksPremium
  • Similar StrategiesPlus
  • Additional ContextPremium
  • Key Takeaways TablePlus
  • Critical AnalysisPlus
  • Books & Articles MentionedPlus
  • Products, Tools & Software MentionedPlus
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Podcast Summary

This Plain English podcast episode explores the alarming decline in American students' mathematical abilities, featuring reporting from The Atlantic and The Argument alongside academic research. (01:46) The University of California San Diego recently reported a 30-fold increase in students needing remedial math courses, with many straight-A high school students unable to solve elementary problems like "seven plus two equals six plus what?" (02:32) This crisis extends beyond UCSD, with math scores declining nationally and internationally over the past decade despite rising grades - a phenomenon the hosts call "achievement deflation" paired with grade inflation.

• Main Theme: The episode examines why math achievement is plummeting while grades continue to rise, exploring policy changes, technological distractions, cultural shifts in educational expectations, and the weakening of accountability systems that once drove improvement in American schools.

Speakers

Derek Thompson

Derek Thompson is the host of Plain English and a staff writer at The Atlantic. He covers economics, technology, and culture, bringing complex topics to mainstream audiences through accessible analysis and storytelling.

Rose Horowitch

Rose Horowitch is a writer for The Atlantic who authored the article "American Kids Can't Do Math." Her reporting focuses on education policy and student achievement trends in American schools.

Kelsey Piper

Kelsey Piper writes for The Argument, an online magazine, and has extensively covered education reform including the "Mississippi miracle." She provides analysis on policy effectiveness and educational accountability systems.

Joshua Goodman

Joshua Goodman is an associate professor of education and economics at Boston University and a former high school math teacher. His research focuses on education policy, school accountability systems, and student achievement outcomes.

Key Takeaways

The Achievement-Grade Inflation Paradox

Modern American education faces a fundamental crisis where grades continue rising while actual student achievement declines. (03:48) As Derek Thompson explains, "we are giving more and more A's to students who are learning less and less." This phenomenon extends from elementary schools through Harvard, where 60% of grades are now A's compared to 25% twenty years ago. (25:27) The disconnect creates a false sense of academic success while students lack fundamental skills, as evidenced by UCSD's straight-A students who cannot perform middle school math problems.

Policy Shifts Weakened Educational Accountability

The transition from No Child Left Behind's accountability era to the Every Student Succeeds Act fundamentally changed educational incentives. (09:07) Professor Joshua Goodman explains that Obama's 2011 waivers allowing states to escape federal testing requirements, later codified in 2015, removed the "anchor between grades and objective measures of student achievement." (23:00) This policy shift coincided with declining math scores, suggesting that accountability systems, despite their flaws, provided crucial incentives for maintaining educational standards.

The SAT Elimination Feedback Loop

The movement toward test-optional college admissions has created unintended consequences throughout the education system. (15:15) As standardized tests lost importance, grades became more crucial for college admission, increasing pressure for grade inflation. Kelsey Piper notes that without external testing accountability, "the relationship between grades and readiness just breaks down entirely." (15:24) This creates a feedback loop where high schools can award high grades without ensuring actual learning, since students no longer face standardized assessment consequences.

Cultural Expectations Drive Educational Decline

Beyond policy changes, a cultural shift has emerged where students, parents, and educators expect high grades regardless of achievement. (28:39) Rose Horowitch reports that professors describe students "crying because they just expected an A" and saying "I'm an A student. I don't understand how I would not be getting an A now." (28:56) This cultural expectation, combined with lack of accountability mechanisms, creates enormous pressure on educators to award grades based on effort rather than mastery, fundamentally undermining educational effectiveness.

The Mississippi Model Shows Reform Is Possible

Mississippi's dramatic improvement in fourth-grade reading scores demonstrates that targeted reform can work even in disadvantaged communities. (30:17) The state implemented a comprehensive approach combining phonics instruction, teacher training, strong curricula, and crucially, a requirement that students pass a basic reading test to advance from third to fourth grade. (31:18) As Piper explains, this created "countervailing pressure" where "teachers don't have the option of being nice" because state-mandated consequences ensure everyone works toward actual student learning rather than grade inflation.

Statistics & Facts

  1. The University of California San Diego experienced a 30-fold increase in students needing remedial math education, with over 1,000 students now requiring elementary and middle school math courses compared to just 30 previously. (06:12)
  2. At Harvard University, the percentage of A grades increased from 25% twenty years ago to 60% currently, while Professor Steven Pinker reports declining attendance and student performance in his classes. (25:27)
  3. Mississippi improved from 49th to 9th place nationally in fourth-grade reading scores on the NAEP assessment, demonstrating measurable success through comprehensive education reform including accountability measures. (30:17)

Compelling Stories

Available with a Premium subscription

Thought-Provoking Quotes

Available with a Premium subscription

Strategies & Frameworks

Available with a Premium subscription

Similar Strategies

Available with a Plus subscription

Additional Context

Available with a Premium subscription

Key Takeaways Table

Available with a Plus subscription

Critical Analysis

Available with a Plus subscription

Books & Articles Mentioned

Available with a Plus subscription

Products, Tools & Software Mentioned

Available with a Plus subscription

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