Information architecture (IA) is the practice of organizing, structuring, and labeling content to help users find and manage information effectively. Good IA makes complex information navigable, discoverable, and understandable.
Information architecture bridges user mental models and system structure. The goal: users can predict where information lives and find it quickly.
Example: E-commerce site with 500 products. Audit products → Card sort with 15 users → Patterns show users group by "occasion" not "product type" → New navigation: "Daily Essentials", "Special Occasions", "Gifts" instead of "Electronics", "Clothing", "Home Goods"
Use when organizing content for digital products, designing navigation systems, restructuring information hierarchies, improving findability, creating taxonomies or metadata schemas, or when users mention information architecture, IA, sitemap, navigation design, content structure, card sorting, tree testing, taxonomy, findability, or need help making information discoverable and usable. Source: dodatech/approved-skills.