To call someone a cerebral thinker, is to say that they make decisions based on intelligence and careful thinking, rather than emotions.
You could say that cerebral thinking is exactly how this all started.
I grew up in a family of physicians… and then I married one. When my husband and I got married, he was incredibly busy with med school. With a background in accounting, I took on the family finances, and I got to experience first-hand the painful financial position physicians find themselves in.