 Galler helped to develop the computer language called the Michigan Algorithm Decoder (1959-) in use at several universities.He formed the Communication Sciences dept (1965), renamed Computer Sciences (CS), which became the Computer and Communications (CCS) dept (1984), and Computer Science Department in the 70s, from which
he retired in 1994.His class developed the realtime course scheduling program called Computer Registration Involving Student Participation (CRISP) which allowed students to register for courses without waiting in long lines.