Lisa Crispin provides a couple of good stories about her experience on teams and the ratio of testers to developers in this blog entry.

The use of exploratory testing along with unit-level test-driven development is asserted as potentially more valuable than automated acceptance testing in this article from Brian Marick.

This email sent to a discussion forum discusses the experiences of a company with 27 development teams using Agile methods.

Lyssa Adkins provides information about handling conflict on teams including a practical 3-step intervention path in this article.

Test execution beyond the traditional use of developer unit tests in the Agile community has been debated. Elisabeth Hendrickson has a great article shared on her blog here.

Dhaval Panchal defines and provides usage scenarios for capturing, using, and misusing velocity in this article.

Here is the video of Brian Marick’s keynote talk at Agile Development Practices 2008.

This article contains a funny feature request from Darren Smith for a YAGNI (You Ain’t Gonna Need It) development assistant.

Elisabeth Hendrickson describes a classroom situation that shows pitfalls of the “hero” attempting to do too much in this article.

Jeff Sutherland and Xebia CTO Guido Schoonheim discuss their success with teams distributed across two locations, Holland and India, with data that shows similar velocity as localized teams in this video.