The Department of Mathematics and Statistics at the University of Konstanz offers in the research project Hilbert's irreducibility theorem and varieties over number fields a

Ph.D. Position
(Salary Scale 13 TV-L/75 %)
for a three-year limited term.

For further details see
http://www.uni-konstanz.de/stellenangebote/?cont=stellausw&seite=2013/183&id=1