The IxDF Course Certificate (ID #6681c7bc-0af5-481d-ac22-96b5212bdecb) above is awarded to Tianchen Zheng
in formal recognition of their coursework surpassing the rigorous benchmarks of
exceptional performance established by the IxDF Educational Codex.
View Course Curriculum.
Tianchen Has Mastered How To:
Define usability test goals and success criteria to evaluate products and interfaces against real user needs.
Design usability tests that answer specific questions by selecting tasks, scenarios, and measures that fit the product context.
Create structured test plans using best practices to ensure consistent sessions and reliable insights.
Recruit appropriate participants for usability testing to match target users and reduce misleading results.
Moderate usability test sessions effectively by guiding participants neutrally and capturing accurate observations.
Avoid common usability testing mistakes that bias results, reduce clarity, or weaken findings.
Synthesize observations into actionable findings by identifying patterns, severity, and root causes of issues.
Report usability results clearly to stakeholders through recommendations that support prioritization and improvement.
Complete an IxDF course with a score of at least 90% to be awarded this distinction.IxDF Top 10%
Course Taker distinction: Complete an IxDF course with a score of at least 90% to be awarded this distinction.
IxDF Meetups expand your perspective, grow your network, and unlock new career opportunities. Attend at least three to earn this distinction and show your commitment to connecting, contributing, and advancing within the IxDF community.IxDF
Community Explorer distinction: IxDF Meetups expand your perspective, grow your network, and unlock new career opportunities. Attend at least three to earn this distinction and show your commitment to connecting, contributing, and advancing within the IxDF community.
Join an IxDF Local Group to be awarded this distinction.IxDF Local
Group Member distinction: Join an IxDF Local Group to be awarded this distinction.
Complete an IxDF Master Class to be awarded this distinction.IxDF Master
Class Learner distinction: Complete an IxDF Master Class to be awarded this distinction.
Complete a course (score at least 70% and generate the Course Certificate) to be awarded this distinction.IxDF Certified
Course Completer distinction: Complete a course (score at least 70% and generate the Course Certificate) to be awarded this distinction.
Distinctions are conferred upon Tianchen Zheng in formal recognition of their notable achievements and contributions, as stipulated by the IxDF Educational Codex.
Be proud! Fill your wall with certificates that will create immense potential in your career.
Certificates Earned
by Tianchen Zheng
IxDF Course Certificates are awarded to Tianchen Zheng in formal recognition of their coursework surpassing the rigorous benchmarks of exceptional performance established by the IxDF Educational Codex.
How to Create Intuitive Products by Imitating Physicality
View Certificate
IxDF Master Class Certificates Earned
IxDF Master Class Certificates are awarded to Tianchen Zheng in formal recognition of their attendance and ongoing commitment to learning from industry leaders.
