2007 Black Engineer of the Year Rodney C. Adkins, an executive with more than 30 years of service at IBM, will now join PPL’s board of directors, effective today. Rodney C. Adkins, an executive with more than 30 years of service at IBM, will join the PPL Corporation board of directors effective Aug. 1. Adkins, who will retire from IBM at the end of this year, is currently serving as senior vice president with a focus on special corporate projects and key client relationships.