What makes us happy and content in our life? Some people may point to fabulous fame, fortune, or money. Some may say that the key to happiness are interpersonal relationships. But what if someone is alone? Is loneliness really disastrous? Are there any benefits of loneliness? Can loneliness become an epidemic? In order to answer such questions, during our conference we will have to concentrate on many particular issues. Thus, we are interested in all aspects of loneliness in the past and in the present-day world.