Q:Facts:   - residence: austria    - prizes: heinz maier-leibnitz-preis -lrb- 1991 -rrb-    - field: chemist      - work institution: university of vienna    - name: bernhard k. keppler    - nationality: german    - alma mater: university of heidelberg dkfz   Based on these bullet points, write a short biography describing the life of bernhard keppler .
A:
bernhard k. keppler is a german bioinorganic chemist and the head of the chemistry department at the university of vienna .