Water Experts 09 Oct, 2019 Gaofeng Jia, PhD. Assistant Professor Civil and Environmental Engineering (970) 491-6580 Jerry J. Johnson, PhD. Extension Specialist and Professor Soil and Crop Sciences Brett M. Johnson, PhD. Professor Fish, Wildlife and Conservation Biology (970) 491-5002 Kelly Jones, PhD. Associate Professor Human Dimensions of Natural Resources (970) 491-6591 Pierre Y. Julien, PhD. Professor Civil and Environmental Engineering (970) 491-8450