First Come, First Served
The Brian Lehrer Show | Mar 31, 2010
Petter Kristensen, epidemiologist at the University of Oslo and lead author of the Science magazine study on birth order and IQ, and Frank J. Sulloway, visiting scholar to the Institute of Personality and Social Research at the University of California, Berkeley who wrote an accompanying editorial, discuss the findings that firstborns have higher IQs than their younger siblings.


