This document summarizes presentations from the 2016 AWS Public Sector Summit on migrating to AWS. It includes an agenda for the "Migration & Transformation Track" with sessions on planning a migration to AWS, an agile approach to accelerating mass migrations, and organizational and governance changes needed before migrating. It also summarizes presentations from Michael Scicenti of AWS and Alex Wu of the National Gallery of Art on developing a readiness assessment and three-phase approach to migrations, and the need to fit any approach to the organization, purpose, and users.