There are concept artists who draw pretty super-detailed art that makes your jaw drop, and then there are concept artists whose art makes your brain tickle. I do prefer working with the latter.
I'm lucky that my current coworker is about as talkative and holistic[1] as I am, which means that, as a bonus, we can exchange information in my preferred way, i.e. overly verbose e-mail.
[1] A euphemism for "tends to digress too much".