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.

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. Video · Approx. 40 min video · Starting Up Laws of UX: Using Psychology to Design Better Products and Services (talk) Jon Yablonski
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. Video · Starting Up Why Customer Onboarding is the Most Crucial Part of Your Growth Strategy Casey Winters
  23. 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
  24. 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

Show the next 24

The hubs

eChai Partner Brands The partnership →