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Free educational articles from the best sources.

Product Design

Design thinking and UX for PMs

Full ArticleProduct Design

How Google Builds New Products Using Design Sprints

Knapp outlines the five-day design sprint process developed at Google Ventures for rapidly prototyping and testing new product ideas. The methodology compresses months of debate into a structured week of mapping, sketching, deciding, prototyping, and user testing to validate concepts before committing resources.

Classic Articles·14 min read·Mar 8, 2016
Full ArticleProduct Design

The Principles of Visual Design

Deep dive into Gestalt principles of visual perception and how they apply to UI design: proximity (grouped elements are related), similarity (similar elements are related), closure (mind completes incomplete shapes), continuity (eye follows paths), figure/ground (elements perceived as either foreground or background). Foundation of visual design education.

Smashing Magazine·14 min read·Mar 29, 2014
Full ArticleProduct Design

Web Typography: A Practical Guide to Readable Text

Tim Brown introduces modular scales for typography, creating harmonious proportions in web type. Covers how to choose type sizes that relate to each other through ratios rather than arbitrary pixel values. Explains how to combine modular scales with responsive design for typography that works across devices.

A List Apart·8 min read·Dec 1, 2011
Full ArticleProduct Design

Responsive Web Design

The article that coined 'responsive web design' and changed how the web is built. Marcotte proposes using fluid grids, flexible images, and CSS media queries to create designs that respond to the user's environment. Rather than designing fixed-width pages for each device, design flexible layouts that adapt. A watershed moment in web design history.

A List Apart·10 min read·May 25, 2010
Full ArticleProduct Design

The Psychology of Color in Design

Comprehensive guide to color theory for designers. Covers warm vs. cool colors, color associations across cultures, creating color palettes (analogous, complementary, triadic), and the psychological effects of each color family. Includes practical examples of how brands use color strategically: blue for trust (Facebook, LinkedIn), red for urgency (Netflix, YouTube).

Smashing Magazine·12 min read·Jan 1, 2010
Full ArticleProduct Design

Design Thinking for Innovation: A Human-Centered Approach

Tim Brown of IDEO introduces design thinking as a methodology that applies the designer's toolkit—empathy, ideation, prototyping—to business strategy and innovation. Demonstrates how organizations can use human-centered design to create products, services, and experiences that genuinely meet user needs.

Harvard Business Review·15 min read·Jun 1, 2008
Full ArticleProduct Design

Don't Make Me Think: Key Principles of Web Usability

Research-backed findings on how users actually read on the web: they don't. Users scan pages in an F-shaped pattern, looking for keywords, meaningful headings, and short paragraphs. Provides evidence-based guidelines for writing and structuring web content: use highlighted keywords, sub-headings, bulleted lists, and half the word count of conventional writing.

Nielsen Norman Group·8 min read·Oct 1, 1997
Full ArticleProduct Design

10 Usability Heuristics for User Interface Design

Jakob Nielsen's ten general principles for interaction design. Includes visibility of system status, match between system and real world, user control and freedom, consistency and standards, error prevention, recognition rather than recall, flexibility and efficiency, aesthetic and minimalist design, help users recover from errors, and help and documentation. The foundational UX checklist taught in every design program.

Nielsen Norman Group·10 min read·Apr 24, 1994
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