| Company | Timeline | Status | |
| National Back Pain Association Director • Professor Of Rheumatology | 19 Jul 1995←12 Years→9 Apr 2008 | Active | |
| Scleroderma Society(The) Director • Prof Of Rheumatology | 31 Aug 1991←6 Years→18 Aug 1998 | Active | |
| Scleroderma Society(The) Director • Unreported | 1 Jan 1970←28 Years→18 Aug 1998 | Active | |
