1. ENCOURAGING EARLY COMMUNICATION DEVELOPMENT AT DEAFBLIND CHILDREN. Authors: ANDREA HATHAZI.2. OBJECTS OF REFERENCE. A COMMUNICATION SYSTEM FOR DEAFBLIND INDIVIDUALS. Authors: ANDREA HATHAZI.3. IMPROVING INTERACTIONS USING THE TOTAL COMMUNICATION APPROACH. Authors: ANDREA HATHAZI.4. THE IMPORTANCE OF ASSESSMENT IN DEAFBLINDNESS. Authors: ANDREA HATHAZI.5. STRATEGIES OF OPTIMIZING COMMUNICATION AT CHILDREN WITH MULTI-SENSORY IMPAIRMENT. Authors: ANDREA HATHAZI.6. MODALITES DE DEVELOPPEMENT DES COMPETENCES DE RECHERCHE DANS LE DOMAINE DES SCIENCE DE LA NATURE. Authors: ANDREA HATHAZI.7. INDIVIDUALISED AND FUNCTIONAL ASSESSMENT AND DEVELOPMENT OF COMMUNICATION. A CASE STUDY. Authors: ANDREA HATHAZI.8. THE USE OF ACTIVE STRATEGIES IN DEVELOPING LEARNING AND COMMUNICATION EXPERIENCES FOR CHILDREN . Authors: ANDREA HATHAZI.9. DEVELOPMENT OF TACTILE STRATEGIES AND USE OF TACTILE RESOURCES IN EMERGENT LITERACY AT CHILDREN WITH VISUAL IMPAIRMENT. Authors: ANDREA HATHAZI.10. A PRELIMINARY INVESTIGATION OF A PARENTAL STRESS MEASURE FOR PARENTS OF CHILDREN WITH AUTISM SPECTRUM DISORDERS AND DOWN SYNDROME. Authors: ANDREA HATHAZI.