Please answer the following question: Facts:   - known for: founder of -lsb- http://www.cornerstone-equity.com/professionals.htm cornerstone equity investors -rsb-      - birth date: 04 march 1952    - name: robert a. knox    - nationality: usa usa    - alma mater: boston university boston university school of management    - occupation: private equity , finance   Based on these bullet points, write a short biography describing the life of robert knox -lrb- private equity investor -rrb- .
A:
robert a. knox -lrb- born march 4 , 1952 -rrb- , is a private equity investor , a founder and senior managing director of cornerstone equity investors .he is chairman of boston university 's board of trustees .