Complex sentence: Schmetterer completed his education over the course of nine years, working during the day and taking classes at night, earning his BS in psychology from Fairleigh Dickinson University in 1967, and completing an MBA in 1970.
Split into simpler sentences: Schmetterer completed his education over the course of nine years, working during the day and taking classes at night. He earned his BS in psychology from Fairleigh Dickinson University in 1967, and completed an MBA in 1970.