--- a/doc/interpreter/preface.txi
+++ b/doc/interpreter/preface.txi
@@ -61,55 +61,7 @@
 following people have helped write parts of Octave or helped out in
 various other ways (listed alphbetically).
 
-@noindent
-Andy Adler, Joel Andersson, Muthiah Annamalai,
-Shai Ayal, Roger Banks, Ben Barrowes, Alexander Barth, 
-David Bateman, Heinz Bauschke, Karl Berry, David Billinghurst, 
-Don Bindner, Jakub Bogusz, Marcus Brinkmann, Remy Bruno, 
-Marco Caliari, Daniel Calvelo, John C. Campbell, Jean-Francois Cardoso, 
-Joao Cardoso, Larrie Carr, David Castelow, Vincent Cautaerts, 
-Clinton Chee, Albert Chin-A-Young, J. D. Cole, Martin Costabel, 
-Michael Creel, Jeff Cunningham, Martin Dalecki, Jorge Barros de Abreu,
-Philippe Defert, Bill Denney, David M. Doolin, Pascal A. Dupuis,
-John W. Eaton, Dirk Eddelbuettel, Paul Eggert, Stephen Eglen, Peter Ekberg, 
-Rolf Fabian, Stephen Fegan, Ramon Garcia Fernandez, Torsten Finke, 
-Jose Daniel Munoz Frias, Castor Fu, Eduardo Gallestey, Walter Gautschi, 
-Klaus Gebhardt, Driss Ghaddab, Nicolo Giorgetti,
-Michael Goffioul, Glenn Golden, Tomislav Goles, Keith Goodman, 
-Etienne Grossmann, Kai Habel, William Poetra Yoga Hadisoeseno, Benjamin Hall, 
-Kim Hansen, Soren Hauberg, Daniel Heiserer, Yozo Hida, 
-Roman Hodek, A. Scottedward Hodel, Richard Allan Holcombe, Tom Holroyd, 
-David Hoover, Kurt Hornik, Christopher Hulbert, Cyril Humbert, 
-Teemu Ikonen, Alan W. Irwin, Geoff Jacobsen, Mats Jansson, 
-Cai Jianming, Steven G. Johnson, Heikki Junes, Atsushi Kajita, 
-Mohamed Kamoun, Lute Kamstra, Mumit Khan, Paul Kienzle, 
-Aaron A. King, Arno J. Klaassen, Geoffrey Knauth, Heine Kolltveit, 
-Ken Kouno, Oyvind Kristiansen, Piotr Krzyzanowski, Volker Kuhlmann, 
-Miroslaw Kwasniak, Rafael Laboissiere, Kai Labusch, Claude Lacoursiere, 
-Walter Landry, Duncan Temple Lang, Bill Lash, Dirk Laurie, 
-Maurice LeBrun, Friedrich Leisch, Benjamin Lindner, Ross Lippert, 
-David Livings, Erik de Castro Lopo, Massimo Lorenzin, Hoxide Ma, 
-James Macnicol, Jens-Uwe Mager, Ricardo Marranita, Orestes Mas, 
-Makoto Matsumoto, Laurent Mazet, G. D. McBain, Stefan Monnier, 
-Antoine Moreau, Kai P. Mueller, Victor Munoz, Carmen Navarrete, 
-Todd Neal, Al Niessner, Rick Niles, Takuji Nishimura, 
-Eric Norum, Michael O'Brien, Thorsten Ohl, Arno Onken, 
-Luis F. Ortiz, Luis Ortiz, Scott Pakin, Gabriele Pannocchia, 
-Sylvain Pelissier, Per Persson, Jim Peterson, Danilo Piazzalunga, 
-Nicholas Piper, Hans Ekkehard Plesser, Tom Poage, Orion Poplawski, 
-Ondrej Popp, Jef Poskanzer, Francesco Potorti, James B. Rawlings, 
-Eric S. Raymond, Balint Reczey, Michael Reifenberger, Petter Risholm, 
-Matthew W. Roberts, Andrew Ross, Mark van Rossum, Kevin Ruland, 
-Olli Saarela, Toni Saarela, Juhani Saastamoinen, Ben Sapp, 
-Alois Schloegl, Michel D. Schmid, Nicol N. Schraudolph, Ludwig Schwardt, 
-Daniel J. Sebald, Dmitri A. Sergatskov, Baylis Shanks, Joseph P. Skudlarek, 
-John Smith, Julius Smith, Shan G. Smith, Joerg Specht, 
-Quentin H. Spencer, Christoph Spiel, Richard Stallman, Russell Standish, 
-Doug Stewart, Thomas Stuart, Ariel Tankus, Georg Thimm, 
-Thomas Treichl, Utkarsh Upadhyay, Stefan van der Walt, Peter Van Wieren, 
-James R. Van Zandt, Gregory Vanuxem, Ivana Varekova, Thomas Walter, 
-Olaf Weber, Thomas Weber, Bob Weigel, Andreas Weingessel, 
-Fook Fah Yap, Michael Zeising, Federico Zenith, and Alex Zvoleff.
+@include contributors.texi
 
 Special thanks to the following people and organizations for
 supporting the development of Octave: