I found your cover story on birth order fascinating [Oct. 29]. For years, I have attempted to interpret myriad human actions through the filter of birth order. Although I understand a theory is far from a catchall answer to psychological mysteries, I believe this one explains a large part of our behavior. Thank you for publishing the latest research.
Kathryn Bridges Pulliam
I have three sons, so I read your article on birth order with interest. Example after example that you supplied showed that upbringing and parents' expectations influence children more than birth order does. I have made...