Myths about twins

3-11

The comparative constitution of twinship

anthropological and ethnographic perspectives

12-26

Duality and identity

twins in media

27-38

Heredity and environment

the classic twin method

J. Rumney

39-49

Measuring twinship

psychologists on twins

50-62

The divided self

the psychoanalytic approach

Ronald D. Laing

63-76

The social construction of twinship I

family, parents and siblings

79-100

The social construction of twinship II

we two together

101-116

"Are they identical?"

twins' parents questionnaire and general public questionnaire

117-130

Thinking twinship

childhood and the formation of self and identity

131-149

Towards the social analysis of twinship

150-168

Concluding remarks

Roman Jakobson

169-171