The submission deadline for `useR! 2006', the second R user conference to be held in Vienna June 15-17 2006, is only four weeks ahead. Now is the perfect time to submit abstracts for user-contributed sessions! The sessions will be a platform to bring together R users, contributers, package maintainers and developers in the S spirit that `users are developers'. People from different fields will show us how they solve problems with R in fascinating applications, including - Applied Statistics & Biostatistics - Bayesian Statistics - Bioinformatics - Econometrics & Finance - Machine Learning - Marketing - Robust Statistics - Spatial Statistics - Statistics in the Social and Political Sciences - Teaching - Visualization & Graphics - and many more. We invite all R users to submit abstracts on topics presenting innovations or exciting applications of R. A web page offering more information on the `useR!' conference, abstract submission, registration and Vienna is available at http://www.R-project.org/useR-2006/ We will accept submissions until February 28, 2006. Let the contributions roll in! The organizing committee: Torsten Hothorn, Achim Zeileis, David Meyer, Bettina Gruen, Kurt Hornik and Friedrich Leisch