Even the particularly successful/well known ones must take care to not fall victim of the Carl Sagan effect. See https://www.jneurosci.org/content/jneuro/36/7/2

Even the particularly successful/well known ones must take care to not fall victim of the Carl Sagan effect. See https://www.jneurosci.org/content/jneuro/36/7/2077.full.pdf https://www.jneurosci.org/content/jneuro/36/7/2077.full.pdf TLDR: Some current Einsteins may be hiding, in case their peers think they are slacking by wasting time making their discoveries well know by laypeople, and becoming famous, instead of doing their job.