Why AT&T turned its new ad into a reunion for ‘The Office’

Former star of The Office Rainn Wilson is starting a new small business, and he invited some old friends from the hit show to join in. “Dream With Rainn” is a luxury pillow with an embedded speaker that plays calming, snooze-inducing vocalizing from the man who gave us Dwight Schrute. “Dream with Rainn” is part of a new ad campaign for AT&T Business, which focuses on small business customers and their need for a reliable network. Created with ad agency BBDO, it features Wilson, and...