Pupillary, heart rate, and skin resistance changes during a mental task.

Pupil Diameter and Load on Memory

1966 • 1,448 citations

Pupil Size in Relation to Mental Activity during Simple Problem-Solving

1964 • 1,081 citations

Somatic response patterning and stress : some revisions of activation theory

1967 • 1,065 citations

Pupillary changes in two memory tasks

1966 • 208 citations

Perceptual Deficit during a Mental Task

1967 • 161 citations

Pupillary responses in a pitch-discrimination task

1967 • 158 citations

Differences in the physiological reactions to sensory and ideational stimuli.

1929 • 83 citations

The electrical phenomena of the skin (psychogalvanic reflex).

1929 • 44 citations

Experimentelle Beiträge zur Lehre von den katatonischen Pupillenveränderungen.

1920 • 31 citations

A study of the relations between certain organic processes and consciousness.

1899 • 22 citations

Review of Die Aufmerksamkeit und die Funktion der Sinnesorgane.

1896 • 15 citations

Die Wirkung akustischer Sinnesreize auf Puls und Athmung

1895 • 11 citations

Automatic data processing in psychophysiology: A system in operation

1966 • 7 citations

Psychogalvanic Responses in Arithmetical Work: Effects of Experimental Changes in Addition

2013 • 3 citations