Meltzoff and Moore
Schaffer and Emerson (1964)
Schaffer and Emerson results
Schaffer and Emerson evaluation
Geiger (1996)
Ainsworth and Bell (1970)
-100 middle class American infants and their mothers assessed using strange situation
66% secure
22% avoidant
12% resistant
Ainsworth’s strange situation evaluation
Vanljzendoorn and Kroonenberg (1988)
Takahashi (1990)
-Assessed 60 middle class Japanese infants using strange situation
68% secure
0% avoidant
32% resistant
Quinton (1984)
Hazan and Shaver (1987)
Lorenz (1935)
Harlow and Zimmerman (1959)
Harlow (1965)
Harlow evaluation
Evidence for ICCM
- Continuity- Hazan and Shaver
Bowbly’s 44 thieves
Robertson and Robertson (1971)
Robertson and Robertson evaluation
Hetherington et al
Rutter (2007)