DSDM (Dynamic Systems Development Method), the longest-established Agile method, launched in 1995, is the only Agile method to focus on the management of Agile projects. Arie van Bennekum represented DSDM at the launch of the Agile Alliance and their Agile Manifesto in 2001. DSDM has mainly operated in the corporate environment where it consistently demonstrates its ability to successfully work within and complement existing corporate processes. Practicing evolutionary development itself DSDM’s latest version (Atern) incorporates those improvements. This article provides a high-level introduction to Atern: its structure & phases, principles, roles & responsibilities and a brief look at the products.