Given the question: Facts:   - title: bishop of durham    - other post: dean of york    - see: diocese of durham    - buried: durham cathedral in the chapter house    - consecration: 20 june 1143    - successor: hugh de puiset    - elected: 14 march 1143    - predecessor: william cumin    - death date: 13 november 1152      - ended: 13 november 1152    - name: william of st. barbara    - enthroned: '' circa '' 18 october 1144    - religion: catholic   Based on these bullet points, write a short biography describing the life of william of st. barbara .
The answer is:
william of st. barbara or william of ste barbe -lrb- died 1152 -rrb- was a medieval bishop of durham .