Acknowledgements ================ We gratefully acknowledge the many and significant contributions provided by past members of the Executive Council, the Operations Committee and the Data Checking Team. .. hlist:: :columns: 2 * | **EXCON** | William F. Stuart (UK) | Arthur W. Green Jr. (USA) | Richard L. Coles (Canada) | Jean-Louis LeMouël (France) | Larry Newitt (Canada) | Jeff Love (USA) | David Kerridge (UK) | Arnaud Chulliat (France) | Carol Finn (USA) | Alan Thomson (UK) | * | **OPSCOM** | Lanny Wilson (USA) | Doug Trigg (Canada) | Francois-Xavier Lalanne (France) | Gerrit Jansen van Beek (Canada) | Michèle Bitterly (France) | Jacques Bitterly (France) | Volodya Papitashvili (USA) | John Riddick (UK) | Edward A. Sauter (USA) | Jennifer Parmelee (Canada) | Toyohisa Kamei (Japan) | Ole Rasmussen (Denmark) | Lee Pankratz (USA) | Donald Herzog (USA) | Laszlo Hegymegi (Hungary) | Danielle Fouassier (France) | Jean-Jacques Schott (France) | Manabu Kunitake (Japan) | Luc Decker (France) | Peter Crosthwaite (Australia) | Hans-Joachim Linthe (Germany) | Masahito Nosé (Japan) | Duff Stuart (USA) | Jean Rasson (Belgium) | Tim White (USA) | Sergey Khomutov (Russia) | Hiroaki Toh (Japan) | Benoit St-Louis (Canada) | Achim Morschhauser (Germany) | Margaret Pueringer (USA) | * | **Data Checking Team** | Jennifer Parmelee (Canada) | Don Herzog, (USA) | Larry Newitt, (Canada) | Toyo Kamei, (Japan) | Danielle Fouassier, (France) | Jean Rasson, (Belgium) | Peter Crosthwaite, (Australia) | Jill Caldwell, (USA) | Ellen Clarke, (UK) | Sergey Khomutov, (Russia) | Lorne McKee, (Canada) | Nose Masahito, (Japan) | Juergen Matzka, (Germany) | Jake Morris, (USA) | Anca Isac, (Romania) | Hannelore Podewski, (Germany) | Achim Morschhauser (Germany) | Bill Worthington, (USA) | Kusumita Arora, (India) | Margaret Pueringer, (USA) |