Sigurd Hofmann has degrees in physics and nuclear physics from the University Darmstadt. Since 1974, he has spent most of his career at the GSI heavy-ion laboratories in Darmstadt, Germany, where he is leading the heavy element experiments. Dr. Hofmann has conducted research at the Lawrence Berkeley Laboratory (USA), Flerov Laboratory (Russia) and Daresbury Laboratory (United Kingdom). He has honorary degrees from the Dubna Laboratory and the Universities of Frankfurt and Bratislava. Among others, his work has been recognized by the Otto-Hahn-Prize of Frankfurt, the Röntgen Medal of Remscheid, and a Helmholtz Professorship. His principal interests are the synthesis of nuclei at the stability limits.