Asymptotic properties of QCD

Fermilab Workshop on QCD at Low x, Chicago, Sept. 2003

Physics with HERA2, Kolloquium, DESY Zeuthen, Oct. 22, 2003.

HERA Physics, Kolloquium, Leipzig University, 2004.

Physik-Nobelpreis 2004, Kolloquium, Leipzig University, Jan. 2005.

From HERA to LHC, ATLAS-D Meeting, Zeuthen, Oct. 21, 2007.