Radosław Sterna is a Lead UX Researcher at StoneX, a Fortune 50 company, where supports teams in making confident product decisions grounded in research evidence. He works across qualitative and quantitative methods, with a growing focus on advanced quantitative approaches. Radosław is also a PhD candidate in Human–Computer Interaction/Psychology, he has presented at top HCI conferences and published in respected academic journals. He is passionate about bringing scientific rigor into everyday UX research practice.