QF is no different than other areas of engineering, like programming, where there is some exchange of information about methods between professionals. You can e

QF is no different than other areas of engineering, like programming, where there is some exchange of information about methods between professionals. You can exchange a lot of information without revealing a specific trading strategy. Also there are usually auditors and risk managers that need to understand what is going on in a position and QF provides a language to describe the reasoning behind why a trader has a certain position.