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Keynote speech at Microsoft Sales Bootcamp, “The Ball Must Go In! – The Scientific Art of Persuasion”, Berlin, 17 September 2015


Keynote speech at Mercure Hotels MICE Convention, “PLUSPLUS Feedback – A Vitamin Boost of Personal Growth”, Koblenz/Germany, 23 January 2015



Keynote speech at Allianz Global Automotive Forum, “The BMW of Aristotle – Myths and Merits of Communication”, Munich/Germany, 15 July 2014 


Alumni Workshop at Steinbeis School of Management and Innovation, Berlin/Germany, 9 June 2013


Spectacular Speaking, Cologne/Germany, 19 November 2012



Heureka! Conference, Berlin/Germany, 7 May 2012


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