Former Committee Chairs
| 2005 | Wim van den Broek/NL |
| 2006 – 2007 | Sylviane Prevot/FR |
| 2008 | Wim van den Broek/NL |
| 2009 – 2011 | Suzanne E. Dennan/IE |
| 2012 – 2015 | Giorgio Testanera/UK |
| 2016 – 2018 | Pedro Fragoso-Costa/DE |
| since 2019 | Andrea Santos/PT |
| 2005 | Wim van den Broek/NL |
| 2006 – 2007 | Sylviane Prevot/FR |
| 2008 | Wim van den Broek/NL |
| 2009 – 2011 | Suzanne E. Dennan/IE |
| 2012 – 2015 | Giorgio Testanera/UK |
| 2016 – 2018 | Pedro Fragoso-Costa/DE |
| since 2019 | Andrea Santos/PT |