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HCMC and AIDC 2005	Koeln by bicycle	with Maria Kandyba	Zoom Gelsenkirchen with Mike Preuss and Janinka	In Gummersbach with Prof. Thomas Bartz-Beielstein and Ruxandra
In Hagen with Prof. Hans-Paul Schwefel and with Mrs. Antje Schwefel	Agapia Monastery	Discussing a puzzle with Prof. Michalewicz	Agapia Monastery again	Nonsuch gathering in Nonsuch Park
SEA Conference, Dortmund 2009	Zoom Gelsenkirchen on LS11 Department’s Day, TU Dortmund University, 2009	With Prof. Vahrenhold, In Münster, 2009	Köln University, Campus Gummersbach, with Prof. Thomas Bartz-Beielstein, 2009	Köln University, Campus Gummersbach, with the CI group, 2009