PsychologyExplain Like I'm 5Intermediate
The Hidden Architecture of Choice, a free psychology course on Tomo

The Hidden Architecture of Choice

Like Duolingo, but for The Hidden Architecture of Choice. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

For the part of you with thirty open tabs that never became anything.

A short one: 9 levels across 2 sections, about 18 minutes end to end, roughly 4 days at five minutes a day. It moves through The Mechanics of Individual Choice and The Social Engine. It assumes you already know the basics.

9 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Pippa the Pondering Penguin, the guide who teaches the The Hidden Architecture of Choice course
The Hidden Architecture of Choice
with Pippa the Pondering Penguin
9
Levels
2
Sections
5
Min/day
What you'll learn

Key ideas in The Hidden Architecture of Choice

  • Heuristics reduce cognitive load by bypassing exhaustive data processing
  • The brain uses ease of recall as a proxy for the frequency or truth of an event
  • Evolutionary survival favored rapid 'good enough' decisions over slow precision
  • Social repetition triggers a self-reinforcing cycle of perceived importance
  • Mental shortcuts trade off perfect accuracy for vital speed in complex environments
  • Availability cascades can turn rare risks into dominant public anxieties
  • Heuristics as evolutionary efficiency tools
  • The mechanism of the Availability Cascade
  • Choice architecture organizes the context in which people make decisions
  • The 'default' option exploits human inertia and the tendency to avoid active effort
  • Nudges steer behavior by making the desired outcome the path of least resistance
  • The psychological pain of a loss is roughly twice as intense as the joy of an equivalent gain
  • Loss aversion leads individuals to take greater risks to avoid a loss than to achieve a gain
  • Prospect Theory suggests we value changes in wealth relative to a reference point
  • Choice Architecture and the power of defaults
  • Loss Aversion's asymmetric impact on motivation
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives The Hidden Architecture of Choice the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

The Brain's Speedy Shortcuts

If you can remember a scary story very easily, what does your brain usually assume about it?

Get it right to open this lesson and 8 more in the app.

Course map

Where The Hidden Architecture of Choice takes you

Move beyond basic definitions to understand the invisible psychological forces that drive your decisions, habits, and social interactions.

  1. 1

    The Mechanics of Individual Choice

    • Decoding Your Cognitive Shortcuts
    • The Science of Habit and Change
  2. 2

    The Social Engine

    • How Groups Shape the Self

2 sections · 3 units · 9 levels. Built to play, not to enroll.

How it's taught

You pick the voice

This course
Explain Like I'm 5

The Hidden Architecture of Choice is taught in the Explain Like I'm 5 style: no big words. promise.. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

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Start The Hidden Architecture of Choice today.

Download Tomo, search The Hidden Architecture of Choice, and play your first lesson in under a minute.