O’Keefe Reinhard & Paul has added a new level to its creative leadership with Aubrey Walker as the new Executive Creative Director.    Walker most recently oversaw the agency’s partnership with the Chicago Urban League and the City of Chicago to turn Black Friday into “Black Shop Friday,” an initiative to support over 500 black-owned businesses in Chicago by encouraging holiday shoppers to “Spend Green, Shop Black,” as they shop online and order food to-go this holiday season. He has also led the agency’s recent work for the Illinois Lottery and other accounts.  Walker joined OKRP full time in February after working at the agency as a freelancer. The veteran copywriter and creative leader previously worked at such agencies as Carol H. Williams, Leo Burnett, Matlock, Burrell, The TRUE Agency, Globalhue, commonground, GMR, MKTG and FCBX before starting his own independent freelance consultancy, TEACHERS NEVER LIKED US. Over the course of his career, Walker has created award winning campaigns for a wide variety of brands including Tide, Gatorade, Nike, Bacardi Global, Jeep Call of Duty, Coors Light, Tropicana and Illinois Lottery.