These discoveries, tools and observations have been shared with the scientific community in hundreds of scientific publications. Stefansson guides and oversees all research at deCODE and is senior author on its papers, with project and group leaders the first authors and co-authors drawn from the hundreds of local and international institutions and organizations with whom deCODE has collaborations.  A large number of these are noteworthy contributions to the field and Stefansson and several of his deCODE colleagues are consistently ranked among the most highly cited scientists in genetics and molecular biology.