Inclusion Criteria (all):  Aged > 18 years old Normal or corrected-to-normal visual acuity Willing to participate in the study (by signing the informed consent form) Neither caffein, nor alcohol intake 48 hours prior to the experiment Regular intake of drugs (except oral contraceptives in women) Employed by, or in a dependent relationship with, the sponsor and / or the investigator(s) Sufficient knowledge of German or English to understand study documents and instructions.  Inclusion Criteria (patients):  A diagnosis of temporal epilepsy (TE), documented via video EEG. OR A diagnosis of psychogenic non-epileptic seizure (PNES), according to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5), and documented via video EEG.  Exclusion Criteria (all):  Past surgery in the brain History of alcohol or drug abuse Incompatibility with EEG recordings, e.g., inability to stay seated for 90 minutes.