"Retired University professor, Stanford, UC-Berkeley, McGill"
...I was given adult-level scientific texts by age 9, at 10 an adult guide to the wildflowers of the Northwest and by 13 began using my father's university texts to study biology, zoology, geology
and botany before taking courses in high school and at the university. I was so proficient in biology by the time I entered Stanford that I tutored my classmates...
10+ subjects, including geology