Matthew Heusser (matt@xndev.com, xndev.blogspot.com ) leads projects and consults, making technical contributions to requirements, design, code and tests.  Matt holds a bachelor's degree in mathematics and a master's in Computer Information Systems. His published works include articles in Software Test & Performance Magazine, Better Software Magazine, and of course, AngryCoder.com. Matt regularly speaks on software development and testing topics, and is the founder and moderator of SW-IMPROVE, a software discussion list.