| Year | Position | Institution |
| 1990 | University Of Glasgow 4 | |
| 1997 | University Of Pennsylvania School Of Veterinary Medicine 4 | |
| 1999 | University Of Pennsylvania 4 | |
| 2000 | University Of Pennsylvania 4 | |
| 2001 | University Of Pennsylvania 4 | |
| 2002 | University Of Pennsylvania 4 | |
| 2004 | University Of Pennsylvania 4 | |
| 2005 | University Of Pennsylvania 4 | |
| 2006 | University Of Pennsylvania 4 | |
| 2007 | University Of Pennsylvania 4 | |
| 2008 | University Of Pennsylvania 4 | |
| 2009 | University Of Pennsylvania 4 | |
| 2011 | University Of Pennsylvania 4 |
| Year | Role | Course |
| 1990 | Student | Biology Of Parasitism 1990 |
| 1997 | Faculty | Biology Of Parasitism: Modern Approaches 1997 |
| 1999 | Lecturer | Biology Of Parasitism: Modern Approaches 1999 |
| 2000 | Lecturer | Biology Of Parasitism: Modern Approaches 2000 |
| 2001 | Lecturer | Biology Of Parasitism: Modern Approaches 2001 |
| 2002 | Lecturer | Biology Of Parasitism: Modern Approaches 2002 |
| 2004 | Faculty | Biology Of Parasitism: Modern Approaches 2004 |
| 2005 | Faculty | Biology Of Parasitism: Modern Approaches 2005 |
| 2006 | Faculty | Biology Of Parasitism: Modern Approaches 2006 |
| 2007 | Course Director | Biology Of Parasitism 2007 |
| 2008 | Lecturer | Biology Of Parasitism 2008 |
| 2009 | Lecturer | Biology Of Parasitism 2009 |
| 2011 | Faculty | Biology Of Parasitism: Modern Approaches 2011 |
| Year | Location |
| 1990 | scotland |