For years brand marketers have used product sampling to introduce new products and solicit consumer feedback. That technique remains viable, but has advanced with the explosion of digital solutions.

KANSAS CITY — Entrepreneurs have awaited the return of in-store sampling, long regarded as a valuable tool for driving brand awareness and reaching new consumers. But over the past year as the ...

Over the years, I've encountered many engineers (a majority in fact) who are still puzzled by the subtleties of sampling. Even though they may know some mathematical basics, or have some idea of how ...