Previously, Todd was an Associate Professor at Utah State University where he led the secondary science education program. Todd's research focuses on factors influencing current reform in science education. This is supported by investigating science teacher professional development, scientific inquiry/modeling instructional practices and science/technology integration. Todd is the principal investigator for a National Science Foundation project focused on integrating technology into science instruction and past investigator for a state-level Mathematics Science Partnership Professional development project partnering science teachers and scientists in curriculum development. He has published in the International Journal of Science Education, the Journal of Science Teacher Education, and the Journal of Science Education and Technology, among others.