Test & Learn Âé¶¹´«Ã½Ó³» Published February 26, 2018 Brad Feinberg, Senior Director of Media at MillerCoors, talks about how Âé¶¹´«Ã½Ó³» gives you the opportunity to test & learn, the result of which is the transparency to prove the impact of some big swing adjustments to your media plan.