Cemagref Information professionals have created a database where all information concerning publishing are gathered. As a matter of fact, they identify the core papers in each speciality to meet the needs of the local research scientists. They are often asked about the best journals in one particular field. Furthermore, when looking for a journal to publish in, researchers often ask some of the following questions: What is the impact factor? How many times a year is the journal published ? Who is on editorial board ? In 2008, Open access information fields were added in this database to inform researchers on Publisher copyright policies link to Sherpa/Romeo (UK) and Journal Info (Sweden). Moreover, authors can share with others Cemagref researchers their publishing experience in this collaborative database. Thanks it, there is now a rich internal knowledge about publishing, including knowledge of who had published in a journal, who read that journal regularly, who monitored its content, or the time taken from submission to publishing.