When you want to know how the heart is performing, you use a stethoscope. Aspects under the surface—the ones that reside at a component’s deepest levels—can only be found by listening deeply and intently.
References and sources that support the inclusion of this Aspects of Experiences for Design component.
Gilmore, J. H. (2016). Look: a practical guide for improving your observational skills. Austin, Texas: Greenleaf Book Group Press.