What can a bag of chips tell us about culture? Quite a lot.

Our family tradition of trying unusual chip flavors around the world is mostly for fun—but it’s also a reminder that taste, preference, and even what we consider “normal” are shaped by culture, familiarity, expectations, and experience.

Can thousands of everyday consumer reviews reveal the behavioral mechanisms behind real-world food choices?

Using Behavioral Topic Mapping, we analyzed Amazon chip reviews to move beyond preference and uncover how sensory experiences, habits, emotions, and context shape snack consumption.