KATERINA TSEMBERLIDOU was studying law, when out of sheer coincidence she found herself involved in advertising. She worked for one of the largest advertising agencies in Greece as a copywriter, Head of the Creative Dpt and President. She has created more than 500 advertising campaigns for the best-known and successful brands, services or companies, multinational and Greek, as well as for non-profit social campaigns. Her slogans have made history, while she has been recognised for her ideas with awards in both Greece and abroad. Under her leadership, the company’s creative department won a total of 324 awards. She has written ten books, and most of her titles have become household terms. Her first best-seller was her collection of short stories No More Sex, Just Friends caused a sensation , rocking the boat in literary circles and changing the form of communication with readers. Her book Happiness Is A Decision created a new trend in Greece regarding a positive attitude towards life and happiness.