摘要
In1874FrancisGalton,aBritishpolymath,analysedasampleofEnglishscientistsandfoundthevastmajoritytobefirst-bornsons.Thisledhimtospeculatethatfirst-bornchildrenenjoyedaspeciallevelofattentionfromtheirparentsthatallowedthemtothriveintellectually.HalfacenturylaterAlfredAdler,anAustrianpsychologist.
出版日期
2016年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
