Anthropologist Natalie Hanson has written a series of blog posts regarding Agile methods and the implications for user experience work.
List of the top ways to know you’re working in an Agile environment
A brief overview of Agile
Background on what Agile is and the conditions under which it emerged
Principles and practices of Agile
The basics of Agile.
Implications for Researchers
Specific examples about ways that researchers can engage at each of the major stages in the development lifecycle of a software product.