This document discusses the rise of the Chief Digital Officer (CDO) role. It notes that CDO is the third most sought-after C-level position, and that the percentage of companies undergoing digital transformations will more than double by 2020. The objectives are to provide rationale for the rise of CDOs, share best practices of successful CDOs, and forecast the future evolution of the CDO role and its implications. The document is presented by Precog Digital, a consultancy focused on digital maturity and transformations.