John Hall is a Professor and Extension Beef Cattle Specialist located at the University of Idaho Nancy M. Cummings Research, Extension, and Education Center. His current role is to conduct research and extension programs on beef cow reproduction and beef cow-calf systems. His research interests are estrus synchronization systems, use of gender selected semen, nutrition reproduction interactions, and utilization of forages. Extension programs focus on teaching the hands-on aspects of reproductive technologies as well as cow-calf management.