Ultra-Cold Glasses and their Mysteries Planery Talk: International Symposium: From Superfluid 3He to Glasses, Honouring D. Osheroff, 24. October 2010, Stanford, USA
Cryogenic Particle Detection Keynote Lecture: ICOMP 2008 - 11th International Conference on Multiphoton Processes, Max Planck Institut für Kernphysik, 22. September 2008, Heidelberg
Cryogenic Particle Detection Plenarvortrag: International Symposium on Ultra Low Energy Physics: Methods and Phenomenology, 10. – 14. Januar 2001, Helsinki, Finnland
Coherent Echoes in Glasses Plenarvortrag: International Workshop on Collective Phenomena in the Low-Temperature Physics of Glasses, 2. – 13. Oktober 2000, Dresden, Deutschland
Cryogenic Particle Detection Plenarvortrag: Symposium on Low Temperature Phenomena, 13. – 16. Juli 2000, Regensburg, Deutschland