Jörn Steuding (*1969) studied and received his doctorate in Hanover in 1999, habilitated in Frankfurt am Main in 2004 and was subsequently investigador Ramón y Cajal at the Universidad Autónoma de Madrid. Since 2006 he is professor of number theory at the University of Würzburg. His research deals mostly with topics in analytic number theory; however, there is also interest in cryptography, graph theory and the history of mathematics.

Rasa Steuding (*1975) studied and received her doctorate in Vilnius in 2002, and was subsequently a lecturer in Siauliai, a postdoc at the Universidad Autónoma de Madrid, and a lecturer at the RheinMain University of Applied Sciences. Her research interests are analytic number theory and cryptography. Since 2006 she is associated with the number theory group at Würzburg.