I definitely have the impression that many of the "low hanging fruits" are found at the intersection of disparate fields. There are much more people highly pro

I definitely have the impression that many of the "low hanging fruits" are found at the intersection of disparate fields. There are much more people highly proficient in a single field than mediocre in two different fields, so if you want to discover something new and important, look at a new field through the lens of one you're proficient in.