The following summary provides more information on the history of past editions of the IWRN conference.
History
| Edition | Year | City | Country | Delegates |
|---|---|---|---|---|
| 1 | 1976 | Derby | United Kingdom | 35 |
| 2 | 1978 | Lyon | France | 60 |
| 3 | 1981 | Monument | USA | 50 |
| 4 | 1985 | Noordwijkerhout | The Netherlands | 60 |
| 5 | 1995 | Voss | Norway | 70 |
| 6 | 1998 | Ile des Embiez | France | 103 |
| 7 | 2001 | Portland | USA | 96 |
| 8 | 2004 | Buxton | United Kingdom | 120 |
| 9 | 2007 | Munich | Germany | 120 |
| 10 | 2010 | Nagahama | Japan | 147 |
| 11 | 2013 | Uddevalla | Sweden | 160 |
| 12 | 2016 | Terrigal | Australia | 135 |
| 13 | 2019 | Ghent | Belgium | 159 |