It didn't really seem to bother Benjamin Gompertz much. And what the Gompertz law of mortality tells us is just as chilling today as it was then. Though the family was wealthy enough, they were also Jewish, which excluded Benjamin from studying at a university at that time. And in case you were wondering, Benjamin Gompertz died at the ripe old age of 86. Now That's Interesting The Gompertz Mortality Law works for pretty much all mammals after they reach sexual maturity.