Preface. 1. Stagnation and Progress in Research of Early Mother-Child Interaction and Attachment (W. Koops, J.B. Hoeksma, D.C. van den Boom). 2. The development of John Bowlby's ideas on attachment: His early works (K.S. van Dijken, R. van der Veer). 3. Classical and contextual determinants of attachment security (J. Belsky). 4. The importance of early mother-infant interactional studies for child psychiatry (P. de Chateau). 5. Effects of two mother-infant intervention programs upon children's development at 7, 10 and 12 years (J.M. Riksen-Walraven, M.A.G. van Aken). 6. Attachment and intervention and quality of attachment in preterm infants (L. Wijnroks, A.F. Kalverboer). 8. Differential age-effects of brief early hospitalization (H.M.Y. Koomen, J.B. Hoeksma). 9. How is development conceptualized in mother-child interaction research? (D.C. van den Boom, J.B. Hoeksma). 10. Modelling the sensitivity-attachment hypothesis (J.B. Hoeksma et al. ). 11. The biopsychology of caretaker-infant interaction and 'early risk of deviance' (A.F. Kalverboer). 12. Between strange situations and false beliefs: Working models and theories of mind (P.L. Harris). 13. Attachment in context (R.A. Thompson). 14. A relational perspective on attachment (A. Fogel). 15. The development of attachment and attachment-related competences: a dynamic model (P. van Geert). I. A new instrument for measuring quality attachment: The California Attachment Procedure. Some preliminary results (K.A. Clarke-Stewart, F.A. Goossens, V. Allhusen). II. Low visibility of attachment-types in normal young Dutch children (P.G. Heymans). III. Maternal sensitivity and the quality of attachment of day-care and home-reared infants (E.M. Verweij-Tijsterman, J.B. Hoeksma, W. Koops). IV. Attachment and adaptation in adolescence (P. Zimmermann, K.E. Grossmann). V. Attachment in adolescence: A longitudinal perspective (P. Zimmermann et al. ). VI. Early responsivity and speechlanguage development in preterm infants (Y. van Beek, A. Verschoor). VII. Loss of control and negative behaviours in two-month-old infants in social and non-social situations (M.L. Genta, A. Brighi). VIII. Maternal regulation of visual attention in 2- to 4-month-old infants (J. Ruel). IX. Early infancy and the evolutionary theory of socialization (A. Chasiotis et al. ). X. Affective quality of mother-child interaction as a predictor of children's school achievement: Evidence for a situation specific relationship (P.F. de Jong, P.P.M. Leseman, A. can der Leij). XI. Parent-child interaction under conditions of environmental stress: Exploring the use of neural network simulations (T. Olthof). XII. The context of mother-child interaction in two urban communities in Bandung, Indonesia (J. Zevalkink et al).