Explore
Every resource founders actually use, in one library.
The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.
What founders use most, ranked by how many answers lean on it.
- An India-focused program on going from an idea to a working prototype using AI and modern tools. It is aimed at founders here... Google for Startups Course · Short program, self-paced · Starting Up Startup School: Prompt to Prototype (India) Google for Startups
- This is the book behind the whole idea that good design is affordances and feedback, the exact language in our short answer.... Don Norman Book · Book, approx 350 pages · Starting Up The Design of Everyday Things (Revised and Expanded Edition) Don Norman
- This backs up the first three seconds claim with research: people judge a page in milliseconds, and that snap verdict is hard... Nielsen Norman Group Article · 10 min read · Starting Up First Impressions Matter: How Designers Can Support Humans' Automatic Cognitive Processing Therese Fessenden
- A crisp reference on the research finding that people perceive attractive products as more usable and forgive their small... Laws of UX Tool · 5 min read plus reference library · Starting Up Aesthetic-Usability Effect Jon Yablonski
- Airbnb's cofounder shows how deliberate design decisions convinced millions of strangers to trust each other enough to share... TED Video · 16 min video · Starting Up How Airbnb Designs for Trust Joe Gebbia
- The rule behind trimming your onboarding, your pricing tiers, and your menus. More choices mean slower decisions, so this card... Laws of UX Article · 5 min read · Starting Up Hick's Law Jon Yablonski
- Why your primary button should be big and easy to reach, especially on mobile. The time to hit a target depends on its size and... Laws of UX Article · 5 min read · Starting Up Fitts's Law Jon Yablonski
- The chunking principle that keeps forms and dashboards from overwhelming people. Working memory is limited, so you group... Laws of UX Article · 5 min read · Starting Up Miller's Law Jon Yablonski
- The deeper, research backed treatment from the field's most trusted usability lab. It explains the actual mechanics of target... Nielsen Norman Group Article · 12 min read · Starting Up Fitts's Law and Its Applications in UX Raluca Budiu
- A short, practical take on when a long menu is actually fine. Hick's Law does not mean fewer items is always better, and this... Nielsen Norman Group Video · 3 min video · Starting Up Hick's Law: Designing Long Menu Lists Katie Sherwin
- A curated map of the psychology that underpins these laws, with links to go deeper on each. Rather than one principle, it... Nielsen Norman Group Article · 10 min read · Starting Up Psychology for UX: Study Guide Tanner Kohler
- A clear, example rich walkthrough of Hick's Law with the history and the practical moves side by side. It shows how to figure... Interaction Design Foundation Article · 8 min read · Starting Up Hick's Law: Making the Choice Easier for Users Mads Soegaard
- A hands on explainer of how size and distance shape whether a control feels easy or fiddly. It uses concrete UI examples,... Interaction Design Foundation Article · 8 min read · Starting Up Fitts's Law: The Importance of Size and Distance in UI Design Interaction Design Foundation
- A searchable library of the biases and principles behind user behavior, each with a short example. It goes wider than the core... Growth.Design Tool · Browse as needed · Starting Up 106 Cognitive Biases and Principles That Affect Your UX Growth.Design
-
Video · Approx. 40 min video · Starting Up
Laws of UX: Using Psychology to Design Better Products and Services (talk)
Jon Yablonski
- A clear Hick's Law primer from one of India's established design studios, so the framing sits close to home. It lays out four... Think Design (India) Article · 7 min read · Starting Up Understanding Hick's Law and Its Application in UX Design Stuti Mazumdar
- Free, ready-to-use scripts (including a mobile-app version), observer instructions, and a form for noting the top three... Sensible (Steve Krug) Template · Starting Up Usability Testing Scripts, Observer Forms, and Checklists (Downloads) Steve Krug
- A two-minute explainer that frames what usability testing is and is not, so you go in with the right expectations. Useful to... Nielsen Norman Group Video · 2 min · Starting Up Usability Testing 101 (Video) Kate Moran
- Spool, who has studied usability since the 1970s, reframes testing from a pass-or-fail exam into a habit of regularly watching... Medium (Jared Spool) Essay · Starting Up A Fundamental Mind Shift for Usability Testing Jared Spool
- A founder-framed walkthrough of running a lightweight usability test and why five users catch roughly 80 percent of issues. It... UXReactor Article · Starting Up Usability Testing: A Founder's Guide (test with 5 users) UXReactor
- Written for Indian founders, it names the local trap of jumping straight to wireframes and dev without watching a single real... Vamos Digital Article · Starting Up UX Design vs UI Design: What Indian Founders Need to Know Before Building a Product Vamos Digital
-
Video · Starting Up
Why Customer Onboarding is the Most Crucial Part of Your Growth Strategy
Casey Winters
- Hulick pulls apart the first run experience of well known apps screen by screen, showing what each step costs and what it... UserOnboard Article · Starting Up User Onboarding Teardowns Samuel Hulick
- A comic style teardown of Blinkist onboarding grounded in behavioral psychology, showing why each step helps or hurts. It gives... Growth.Design Article · Starting Up One Simple Psychology Framework To Improve Your Onboarding (Blinkist) Growth.Design
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →