Portrait of Ingrid Larsen

Learning Science Writer

Ingrid Larsen

Ingrid writes about how people actually retain knowledge, spacing, retrieval, and why most 'learning' apps optimize for something else.

Last updated: August 2026

Articles by Ingrid Larsen

What Is a Sphere of Influence? The Concept That Quietly Shapes Maps
Geopolitics · 9 min read

What Is a Sphere of Influence? The Concept That Quietly Shapes Maps

The Two Sigma Problem: Why Tutoring Works So Well
Learning Science · 8 min read

The Two Sigma Problem: Why Tutoring Works So Well

Why Is Switzerland Neutral? Geography, History and the Logic of Staying Out
Geopolitics · 8 min read

Why Is Switzerland Neutral? Geography, History and the Logic of Staying Out

How Salt Shaped Trade Routes and Empires
Geopolitics · 8 min read

How Salt Shaped Trade Routes and Empires

Why Do Tiny Countries Still Exist? Microstates Explained
Geopolitics · 7 min read

Why Do Tiny Countries Still Exist? Microstates Explained

Deliberate Practice Explained: Why 10,000 Hours Is Not the Whole Story
Learning Science · 7 min read

Deliberate Practice Explained: Why 10,000 Hours Is Not the Whole Story

What Is Metacognition? How Thinking About Your Thinking Makes You Learn Faster
Learning Science · 7 min read

What Is Metacognition? How Thinking About Your Thinking Makes You Learn Faster

Why Do Countries Build Brand New Capital Cities?
Geopolitics · 7 min read

Why Do Countries Build Brand New Capital Cities?

Why Do Time Zones Zigzag? The Geography Behind the Clock Lines
Geopolitics · 7 min read

Why Do Time Zones Zigzag? The Geography Behind the Clock Lines

Levels of Processing: Why Deep Beats Shallow When You Learn
Learning Science · 7 min read

Levels of Processing: Why Deep Beats Shallow When You Learn

Why Fresh Water Shapes Geopolitics: Rivers, Dams and Aquifers
Geopolitics · 8 min read

Why Fresh Water Shapes Geopolitics: Rivers, Dams and Aquifers

Transfer of Learning Explained: Why Skills Do Not Always Travel
Learning Science · 8 min read

Transfer of Learning Explained: Why Skills Do Not Always Travel

The Gold Standard Explained: How Gold Ruled Global Money
Geopolitics · 8 min read

The Gold Standard Explained: How Gold Ruled Global Money

How Ocean Currents Shaped World Trade
Geopolitics · 9 min read

How Ocean Currents Shaped World Trade

The Self-Reference Effect: Why You Remember What Relates to You
Learning Science · 8 min read

The Self-Reference Effect: Why You Remember What Relates to You

Who Owns Antarctica? The Treaty That Froze a Continent's Borders
Geopolitics · 9 min read

Who Owns Antarctica? The Treaty That Froze a Continent's Borders

The Production Effect: Why Saying It Out Loud Helps You Remember
Learning Science · 8 min read

The Production Effect: Why Saying It Out Loud Helps You Remember

Handwriting vs Typing Notes: Which Helps You Remember More?
Learning Science · 9 min read

Handwriting vs Typing Notes: Which Helps You Remember More?

The Von Restorff Effect: Why Your Brain Remembers the Odd One Out
Learning Science · 8 min read

The Von Restorff Effect: Why Your Brain Remembers the Odd One Out

The Hypercorrection Effect: Why Confident Mistakes Are Easier to Fix
Learning Science · 9 min read

The Hypercorrection Effect: Why Confident Mistakes Are Easier to Fix

Context-Dependent Memory: Why Where You Learn Changes What You Remember
Learning Science · 8 min read

Context-Dependent Memory: Why Where You Learn Changes What You Remember

Who Owns the Sea? Territorial Waters and Exclusive Economic Zones Explained
Geopolitics · 10 min read

Who Owns the Sea? Territorial Waters and Exclusive Economic Zones Explained

The Pretesting Effect: Why Guessing Before You Learn Boosts Memory
Learning Science · 8 min read

The Pretesting Effect: Why Guessing Before You Learn Boosts Memory

The Curse of Knowledge: Why Experts Explain Things Badly
Learning Science · 7 min read

The Curse of Knowledge: Why Experts Explain Things Badly

Why Everyone Suddenly Cares About the Arctic: Polar Shipping Routes Explained
Geopolitics · 8 min read

Why Everyone Suddenly Cares About the Arctic: Polar Shipping Routes Explained

The Learning Styles Myth: What the Research Actually Shows
Learning Science · 7 min read

The Learning Styles Myth: What the Research Actually Shows

Chunking Explained: How Your Brain Turns Details Into Expertise
Learning Science · 8 min read

Chunking Explained: How Your Brain Turns Details Into Expertise

Does Sleep Really Help You Learn? Memory Consolidation Explained
Learning Science · 8 min read

Does Sleep Really Help You Learn? Memory Consolidation Explained

The Memory Palace, Explained: How to Remember Almost Anything
Learning Science · 9 min read

The Memory Palace, Explained: How to Remember Almost Anything

Elaborative Interrogation: Why Asking Why Helps You Remember
Learning Science · 8 min read

Elaborative Interrogation: Why Asking Why Helps You Remember

The Protege Effect: Why Teaching Someone Else Is the Fastest Way to Learn
Learning Science · 7 min read

The Protege Effect: Why Teaching Someone Else Is the Fastest Way to Learn

The Generation Effect: Why Guessing Before You Learn Helps You Remember
Learning Science · 8 min read

The Generation Effect: Why Guessing Before You Learn Helps You Remember

Why Deserts Make Natural Borders: From the Sahara to the Gobi
Geopolitics · 8 min read

Why Deserts Make Natural Borders: From the Sahara to the Gobi

Dual Coding Explained: Why Pictures Help You Remember More
Learning Science · 7 min read

Dual Coding Explained: Why Pictures Help You Remember More

How the Shipping Container Shrank the World
Geopolitics · 7 min read

How the Shipping Container Shrank the World

The Serial Position Effect: Why You Remember Firsts and Lasts
Learning Science · 7 min read

The Serial Position Effect: Why You Remember Firsts and Lasts

How Does the Internet Cross the Ocean? Undersea Cables Explained
Geopolitics · 7 min read

How Does the Internet Cross the Ocean? Undersea Cables Explained

The Strait of Hormuz Explained: Why One Narrow Waterway Carries So Much of the World's Oil
Geopolitics · 9 min read

The Strait of Hormuz Explained: Why One Narrow Waterway Carries So Much of the World's Oil

Why Port Cities Rule the World: Harbors, Trade, and Power Explained
Geopolitics · 9 min read

Why Port Cities Rule the World: Harbors, Trade, and Power Explained

What Is a Reserve Currency? Why the World Trades in Someone Else's Money
Geopolitics · 8 min read

What Is a Reserve Currency? Why the World Trades in Someone Else's Money

Rare Earths Explained: Why 17 Obscure Metals Shape Global Trade
Geopolitics · 8 min read

Rare Earths Explained: Why 17 Obscure Metals Shape Global Trade

The Feynman Technique Explained: Learn Anything by Teaching It
Learning Science · 8 min read

The Feynman Technique Explained: Learn Anything by Teaching It

Why the World's Food Comes From So Few Places: Breadbaskets Explained
Geopolitics · 8 min read

Why the World's Food Comes From So Few Places: Breadbaskets Explained

Why Being Landlocked Is So Expensive: Geography's Quiet Tax on Trade
Geopolitics · 8 min read

Why Being Landlocked Is So Expensive: Geography's Quiet Tax on Trade

Interleaving: Why Mixing Topics Beats Mastering One at a Time
Learning Science · 8 min read

Interleaving: Why Mixing Topics Beats Mastering One at a Time

Ports, Straits and Pipelines: How to Read a Geopolitical Map
Geopolitics · 9 min read

Ports, Straits and Pipelines: How to Read a Geopolitical Map

Semiconductors: The New Oil? A Calm Guide to the Chip Map
Geopolitics · 9 min read

Semiconductors: The New Oil? A Calm Guide to the Chip Map

The Economics of Everyday Things: 9 Prices That Make No Sense Until They Do
Knowledge Nuggets · 10 min read

The Economics of Everyday Things: 9 Prices That Make No Sense Until They Do

The Illusion of Knowing: Why Highlighting Feels Great and Does Nothing
Learning Science · 8 min read

The Illusion of Knowing: Why Highlighting Feels Great and Does Nothing

Cognitive Load: Why Shorter Lessons Teach More
Learning Science · 8 min read

Cognitive Load: Why Shorter Lessons Teach More

Spaced Repetition, Explained Like a Museum Tour
Learning Science · 9 min read

Spaced Repetition, Explained Like a Museum Tour

Why Geography Still Decides More Than Politicians Do
Geopolitics · 10 min read

Why Geography Still Decides More Than Politicians Do

Imprint vs Headway vs MindSnap: Which Learning App Fits How You Learn?
Comparisons · 10 min read

Imprint vs Headway vs MindSnap: Which Learning App Fits How You Learn?

Micro-Learning vs. Book Summaries: What Actually Sticks?
Learning Science · 10 min read

Micro-Learning vs. Book Summaries: What Actually Sticks?

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