Aesthetic chills, psychogenic shivers elicited by emotionally charged stimuli such as music, offer a neurophysiological marker bridging subjective experience and measurable physiology. Although neuroimaging has localized chills to reward and interoceptive circuits and behavioral work has linked them to prosocial outcomes, their electrophysiological signature and its relationship to...
Across contemplative traditions, depper states of meditation are described as states of heightened clarity, vividness, and stillness of mind, yet what this clarity corresponds to in the brain has remained difficult to specify. The functional signal-to-noise ratio (f-SNR) framework frames mental clarity as a measurable property of neural signals: the degree to which brain activity tracks the...