Jan Hofker, Sr.
1898 - 1954
Jan Hofker studied geology, botany and zoology at the University of Leiden, graduating in 1922. He taught at the municipal grammar school in The Hague his entire career. In 1927 is received a PhD, with a dissertation on foraminifera. One of his sons, Jan Hofker Jr., was also a geologist and wrote papers on foraminifera. Dr. Hofker specialized in Maastrichtian and Danian foraminifera of Limburg, writing many papers on those species. In 1966 he published a taxonomical overview of the forams of The Netherlands.
Adapted from: http://www.repository.naturalis.nl/document/44314