The number of research groups studying the pupil is increasing, as is the number of
publications. Consequently, new standards in pupillography are needed to formalize the …

Measurement of pupil size (pupillometry) has recently gained renewed interest from
psychologists, but there is little agreement on how pupil-size data is best analyzed. Here we …

The timecourse and extent of changes in pupil area in response to light are reviewed in all
classes of vertebrate and cephalopods. Although the speed and extent of these responses …

The reward system may provide an interesting intermediate phenotype for anhedonia in
affective disorders. Reward anticipation is characterized by an increase in arousal, and …

In human fear conditioning studies, different physiological readouts can be used to track
conditioned responding during fear learning. Commonly employed readouts such as skin …

Resting state functional magnetic resonance imaging (rs-fMRI) is increasingly applied for the
development of functional biomarkers in brain disorders. Recent studies have revealed …

Pupil size is regulated exclusively by the autonomic nervous system, and in darkness is
proportional to the level of central sympathetic tone. Spontaneous pupillary movements …

Je tiens impossible de connaître les parties sans connaître le tout, non plus que de
connaître le tout sans connaître particulierement les parties-Pascal The eterna [mystery of …

Variations in human behavior correspond to the adaptation of the nervous system to different
internal and environmental demands. Attention, a cognitive process for weighing …

The development of personal computer-based infrared video instruments has allowed
pupillography to enter the clinical arena. Measuring pupil diameter for refractive surgery …