Video professors: Evangelia Kavakli - Aegean University (Mytilene, Lesvos - Greece), George Tsekouras - Aegean University (Mytilene, Lesvos - Greece), Christos Anagnostopoulos - Aegean University (Mytilene, Lesvos - Greece), Damianos Gavalas - Aegean University (Mytilene, Lesvos - Greece), Mohamed Shaheen Elgamal - Arab Academy for Science, Technology and Maritime Transport