Discovery of IQ scores for conjoined twins Daisy and Violet Hilton

Archival research can sometimes be very surprising. I experienced this firsthand last week when I doing some research for a manuscript that I am coauthoring with a colleague. I was reading some historical scientific articles when I stumbled upon a book chapter entitled “A Study of a Pair of Siamese Twins” (Koch, 1928). Of course,

css.php