Question: Facts:   - instrument: keyboard    - landscape: yes    - caption: photo by ryan san    - genre: jazz      - birth date: 22 april 1941    - name: don grusin    - image size: 220px    - background: non_vocal_instrumentalist    - image: don_grusin . jpg    - birth place: denver , colorado , united states    - occupation: songwriter   Based on these bullet points, write a short biography describing the life of don grusin .
Answer:
don grusin -lrb- born april 22 , 1941 -rrb- , is an american songwriter , producer and keyboardist .he holds a master 's degree in economics from the university of colorado and , for a period of his life , taught at the national autonomous university of mexico , as well as at foothill college , california , before deciding to enter the music business full-time .he is the younger brother of dave grusin .