Marxist
anatomist
bacteriologist
biochemist
biologist
biometrist
biophysicist
botanist
commonsense philosopher
cytologist
dialectical materialist
ecologist
epistemological realist
geneticist
materialist
natural realist
natural scientist
physicist
physiologist
realist
zoologist
philosopher
antiquary
architect
archæologist
chemist
diplomat
economist
explorer
geographer
geologist
historian
jurist
linguist
mathematician
moralist
philanthropist
philologist
psychologist
sociologist