Domain 12 · 18 cases

Design & UX

Friction, restraint, defaults and trust, from the iPhone and Dieter Rams to Stripe, dark patterns and the curb-cut effect, and why design is strategy, not decoration.

  • Cut the friction between intent and action
  • Decide what to remove, not just what to add
  • Tell when design is the strategy, not the decoration
Apple Intermediate

The iPhone and Direct Manipulation

In January 2007, Steve Jobs held up a phone with no keyboard, no stylus, and almost no buttons, and told the audience it worked like magic. The industry…

Braun Beginner

Dieter Rams: Less, But Better

Dieter Rams spent decades at a German appliance company designing radios, shavers, and coffee makers that did one thing and looked exactly like what they…

Google Beginner

Google's Homepage: Radical Simplicity

When Google launched in the late 1990s, the dominant sites, Yahoo, Excite, AltaVista, were dense portals packed with news, weather, stock tickers,…

Nest Intermediate

The Nest Thermostat

The thermostat had not been redesigned in decades. It was beige, plastic, and universally hated, and studies suggested most people never bothered to program…

Design theory / cognitive science Beginner

Don Norman and The Design of Everyday Things

Every time you push a door that should be pulled, or spend thirty seconds fighting a hotel faucet, you are living inside a design failure. Don Norman, the…

Tesla Intermediate

Tesla's Touchscreen

When Tesla launched the Model S around 2012, the giant center touchscreen was one of the most talked-about features in the car. Climate, navigation, media,…

TikTok Intermediate

The TikTok Feed

TikTok became one of the fastest-growing apps in history without ever asking users to follow anyone, build a network, or make a single choice. The interface…

Stripe Intermediate

Stripe: Developer Experience as Design

Before Stripe, integrating payments into a web app meant a merchant account, a payment gateway, PCI compliance work, and weeks of grinding through…

Airbnb Intermediate

Airbnb: Designing the Whole Experience

In 2009, Airbnb was dying. Revenue was flat, growth was slow, and the founders could not figure out why. Trained as designers, Brian Chesky, Joe Gebbia, and…

Duolingo Intermediate

Duolingo and Habit Design

Duolingo's streak counter has driven people to log in from hospital beds, cut vacations short, and feel real grief over losing a 300-day run. When the…

Slack Beginner

Slack and the Power of Microcopy

Most enterprise software treats its users like IT tickets. When Slack launched publicly in 2013, its biggest differentiator was not features, HipChat already…

Apple Intermediate

iOS 7 and the Design Pendulum

In 2013, Apple threw out seven years of accumulated visual language almost overnight. iOS 6 had been skeuomorphic: the Contacts app looked like a leather…

Amazon Beginner

Amazon 1-Click

Amazon patented a button. The mechanic was simple: store a user's default payment and shipping details, then let them buy anything on the site with a single…

Design ethics / regulation Intermediate

Dark Patterns and the Trust Tax

Booking.com once showed fake scarcity counters, "Only 2 rooms left!", on listings where dozens of rooms sat available. It worked, until regulators started…

Inclusive design Beginner

Accessibility and the Curb-Cut Effect

Curb cuts, the little ramps at street corners, were mandated for wheelchair users. Then everyone started using them: parents with strollers, delivery…

Design / user psychology Intermediate

Perceived Performance

An office building got complaints about slow elevators. The owners priced out expensive mechanical upgrades. Then someone installed mirrors in the lobbies…

Google Intermediate

Design Systems and Material Design

By 2013, Google's products looked like they were built by different companies. Gmail, Maps, Docs, YouTube, and Google+ each had their own button styles,…

Dyson Intermediate

Dyson: Industrial Design as a Moat

James Dyson spent roughly five years and more than 5,000 prototype iterations building a vacuum that would not lose suction as the bag filled. Established…

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