He provides information, training, and services for educators in Arkansas, Oklahoma, and Texas. Prior to this position, he was a K-12 Regional Mathematics Specialist for the Texas Rural Systemic Initiative (TRSI) and South Texas Rural Systemic Initiative (STRSI) under the auspices of the National Science Foundation. Before joining TRSI, Robb served for several years as the Secondary Mathematics Consultant for the Corpus Christi Independent School District and also enjoyed 12 years in the classroom teaching students mathematics at a variety of grade levels.