Note: This story is part of an series covering agencies’ audience management platforms. Previously, Adweek reported on Omnicom’s Omni, Horizon Media’s blu. Havas’ Converged and Publicis’ Epsilon PeopleCloud. Madewell, according to its CMO Derek Yarbrough, was one of the first omnichannel brands. Upon its launch 12 years ago, it stood up ecommerce and brick and…Read More