Scott W. Ambler (born 1966) is a Canadian software engineer, consultant and author. He is an author of books about the Disciplined Agile Delivery toolkit, the Unified process, Agile software development, the Unified Modeling Language, and Capability Maturity Model (CMM) development. He regularly runs surveys which explore software development issues and works with organizations in different countries on their approach to software development. He also has a passion for 8-bit Atari computers and is actively researching the history of the 8-bit Atari platform.