Just one look was all it took: Reply to Berbaum, Markus, and Zajonc.

Family Configuration and Intelligence

Robert B. Zajonc · Science · 1976 · 633 citations

Education, Educational Psychology, Human Development +17

Birth Order, Family Size, and Intelligence

Lillian Belmont, Francis Marolla · Science · 1973 · 400 citations

Social Sciences, Human Development, Psychology +14

The birth order puzzle.

Robert B. Zajonc, Hazel Rose Markus, Gregory B. Markus · Journal of Personality and Social Psychology · 1979 · 149 citations

Education, Human Development, Psychology +13

Sibling spacing and intellectual development: A closer look at the confluence models.

Richard C. Galbraith · Developmental Psychology · 1982 · 142 citations

Social Sciences, Human Development, Psychology +15

Family Configuration and Mental Ability: Two Theories Contrasted with U. S. Data

Ellis B. Page, Gary M. Grandon · American Educational Research Journal · 1979 · 89 citations

Social Sciences, Educational Psychology, Psychology +11