In recent years, the increasing adoption of digital technologies have dramatically accelerated the speed of change in the accounting information systems domain. However, AISs go back centuries. This chapter provides a brief summary of the history of accounting information systems, from when the first rudimentary versions of AIS were adopted to the information age with the adoption of mainframes and ERP systems to the present with the increasing adoption of business intelligence and data analytics capabilities. The technological development of AIS is also discussed in relation to how the role of accountants has changed over time.