Consultant (environmental and spatial stats a specialty), expert witness, and teacher. I can be reached through (outdated but still valid) links posted on my web site.
Twitter: @WilliamAHuber // ASA-P website: http://amstatphilly.org/
The statistician must take the time and trouble in the early stages to understand the client's problem, and what it means to him.
--W. Edwards Deming, Principles of Professional Statistical Practice (1965).