Someone wanted to learn this too, so Grasp built them a personal learning path.
You can keep exploring this one or create a path like this one shaped around you.
Recommended resources
Module 2
Foundations of User Research
Module 3
Qualitative Research in Practice
Module 4
Quantitative Research and Data Analysis
Module 5
Synthesizing Research and Generating Insights
Module 6
Information Architecture
Module 7
Interaction and Navigation Design
Module 8
Planning and Conducting Usability Testing
Module 9
Accessible and Inclusive Design
Module 10