This segment of history aims to inform the new, and remind the not-so-new,
members of the profession about;the relatively recent period that initiated
the dominant role played by technological innovation in the modern investi
gation of disease. The 12 years from 1948 to 1960 were notable for introduc
tion of the Vacutainer tube, electrophoresis, radioimmunoassay, and the Aut
o-Analyzer. Also appearing during this interval were new organizations, pub
lications, programs, and services that established a firm foundation for th
e professional status of clinical chemists. It was a golden age. (C) 2000 A
merican Association for Clinical Chemistry.