Mikael Krogerus, born in Stockholm, is an editor for Das Magazin in Zurich. He previously worked for Der Freitag and NZZ Folio, among other publications. Together with Roman Tschäppeler, he is the author of an interntaionally bestselling series of smart-thinking books including The Decision Book, The Test Book and The Change Book.
Roman Tschäppeler is a creative producer based in Biel, Switzerland. He has been consulting and producing various projects ranging from documentary movies, ad campaigns, pop music to art installations. He is a graduate from Kaospilot School in Aarhus, Denmark and Zurich University of Arts, Switzerland.
http://www. rtmk. ch
http://www. guzo. ch