10th International Summer School and Symposium on Humour and Laughter: Theory, Research and Applications Why a Humour Summer School? Interest in both research on humour and practical applications of humour has increased sharply in the past decade. Prof. Dr. Williald Ruch, Leiter der Fachgruppe Persönlichkeitspsychologie und Diagnostik an der Universität Zürich. Uni Zürich: Prof. Dr. Willibald Ruch
