Facts:   - successor: caroline pidgeon    - constituency am: the liberal democrats -lrb- london-wide -rrb-    - predecessor: assembly created      - term end: 1 may 2008    - term start: 4 may 2000    - assembly: london    - name: the baroness hamwee    - birth date: 12 january 1947    - nationality: british   Based on these bullet points, write a short biography describing the life of sally hamwee , baroness hamwee .
A:
sally rachel hamwee , baroness hamwee -lrb- born 12 january 1947 -rrb- is a liberal democrat politician and their lead home affairs spokesperson in the house of lords .she is a life peer and former chair of the london assembly .