| Date | Description |
|---|---|
| 2021-12-02 | delete president Alan B. Hart |
| 2021-12-02 | update person_description Alan B. Hart => Alan B. Hart |
| 2021-12-02 | update person_title Alan B. Hart: Founder; President => Founder |
| 2017-10-12 | delete ceo Alan B. Hart |
| 2017-10-12 | insert president Alan B. Hart |
| 2017-10-12 | update person_title Alan B. Hart: CEO; Founder => Founder; President; Our Founder |