Kevin P. Tu, PhD
Research Scientist, Pioneer Hi-Bred Intl, Inc.
email: kevinptu@gmail.edu
website: http://landflux.org/kevintu.php

Joshua B. Fisher, PhD
Scientist, Jet Propulsion Laboratory
California Institute of Technology
Water & Carbon Cycles Group
email: jbfisher@jpl.nasa.com
website: http://josh.yosh.org/