ORONO, Maine, Aug. 13 -- University of Maine issued the following news release:

Ten years into teaching general elementary education in his native Washington County, Sean Cavanaugh decided to try something new: special education.

Cavanaugh, a 2013 graduate of the University of Maine, now primarily teaches students with special needs from prekindergarten to third grade at Calais Elementary School. When he decided to make the switch from the general elementary classroom, he needed to take coursework to become certified in special education.

As he explored his options for additional coursework, Cavanaugh, who previously earned his master's degree, decided to pursue a Ph.D. in education with a specialization in special education at the UMain...