Allow users to tag areas of design with established behavioural psychology nuggets e.g.
Hick's Law: More options leads to harder decisions
Confirmation Bias: People look for evidence that confirms what they think
Priming: Previous stimuli influence users' decision
Cognitive Load: The more information there is the harder it is for users to act
Anchoring Bias: Users rely heavily on the first piece of information they see
Nudge: Subtle hints can affect users decisions
Progressive Disclosure: Users are less overwhelmed if they're exposed to complex features later