Peter Tierney-Fife works to improve the learning and teaching of mathematics and science for pre-K-12 students. His work focuses on helping students who are English learners and students living in rural areas, creating and facilitating teacher professional development, and using technology during learning activities. He also supports program evaluations and assists with education research projects.

Tierney-Fife is a curriculum/instructional design associate and a former teacher. His expertise includes mathematics materials development, blended learning, program implementation, instrument design, and qualitative methods.

Tierney-Fife holds an MSEd from the University of Southern Maine.