What problem does it solve? Design and product teams often make decisions based on assumptions rather than evidence, leading to poor usability and wasted development effort. This Skill provides a structured UX research framework that turns user behavior analysis into actionable, data-driven design recommendations. ## Core Features & Use Cases - Research Study Planning: Produces complete study plans covering objectives, methodology selection, participant criteria, sample size justification, and data collection protocols. - Persona & Journey Mapping: Creates evidence-based user personas and journey maps capturing demographics, behavioral patterns, pain points, and motivations. - Usability Testing Protocols: Generates 60-minute session guides with task scenarios, success criteria, and quantitative/qualitative data collection methods. - Use Case: A product team preparing to redesign an onboarding flow uses this Skill to plan a mixed-methods study, recruit participants, run usability tests, and deliver a findings report with prioritized recommendations and success metrics. ## Quick Start Act as a UX researcher and create a usability testing plan with participant criteria and task scenarios for our mobile checkout flow.