As a PhD neuroscientist, I spend a lot of time talking about data—implicit scores, EEG signals, physiological readouts, statistical significance. But before any of that, I often find myself recommending something far less flashy: good old qualitative research.

Why? Because the hardest part of a study isn't usually the measurement. It’s figuring out what to measure—and why.

In this post, we take a more methodical look at how to study consumer experience with beauty devices. Not just satisfaction, but emotional engagement, habit formation, and long-term adherence. Here’s how behavioral neuroscience can guide more meaningful evaluation and insight generation in this fast-growing space.