Research view

Title: Sibship size, birth order, and personality.
Author: Abdel-Khalek A, Lester D.
Abstract:
In a sample of 273 American college students who were administered seven personality tests, only death obsession scores were consistently associated with sibship size and birth order (not optimism, pessimism, anxiety, a Taoist orientation, suicidal id
Journal: Psychol Rep. 2005 Oct;97(2):387-8.