In the last few decades many firms have been making large investments in e-commerce applications, digital technologies or the use of the Internet in several business activities and processes, giving rise to the notions of digital business and digital economy. Consequently, the number of academic articles on digital business has grown exponentially. The aim of this study is to present the evolution of academic research in digital business between 1990 and 2015. The main contribution is to provide an overview of the current academic state of the art in digital business research. The analysis focuses on identifying the most productive and influential journals in digital business research, as well as the leading authors in the field. The results show a strong increase in digital business research during the last fifteen years due to the development of a good number of specialized journals of information systems. We suggest that the field of business research should expand beyond its traditional boundaries and embrace a more multidisciplinary perspective.