On February 12-15 2011 in Moscow the International Interdisciplinary Conference ‘Understanding by Communication’ will take place. The linguistic, psycholinguistic, sociolinguistic, philosophic and artificial intelligence aspects of the problem are to be discussed. The abstracts up to 1800 signs in English or in Russian are to be sent to e-mail address efcomconf@list.ru / deadline is 10/10/2010. For further information go to http//: efcomconf10.ucoz.ru.