Pitts muistetaan ennen kaikkea yhdessä Warren McCullochin kanssa kirjoittamastaan artikkelista "A Logical Calculus of Ideas Immanent in Nervous Activity" (1943).
Warren McCulloch & Walter Pitts, A Logical Calculus of Ideas Immanent in Nervous Activity, 1943, Bulletin of Mathematical Biophysics 5:115–133.
Warren McCulloch & Walter Pitts, On how we know universals: The perception of auditory and visual forms, 1947, Bulletin of Mathematical Biophysics 9:127–147.
Howland, R., Jerome Lettvin, Warren McCulloch, Walter Pitts, & P. D. Wall, Reflex inhibition by dorsal root interaction, 1955, Journal of Neurophysiology 18:1–17.
Wall, P. D., Warren McCulloch, Jerome Lettvin & Walter Pitts, Effects of strychnine with special reference to spinal afferent fibres, 1955, Epilepsia Series 3, 4:29–40.
Jerome Lettvin, Humberto Maturana, Warren McCulloch, & Walter Pitts, What the Frog's Eye Tells the Frog's Brain, 1959, Proceedings of the Institute of Radic Engineers 47: 1940–1959
Humberto Maturana, Jerome Lettvin, Warren McCulloch, & Walter Pitts, Anatomy and physiology of vision in the frog, 1960, Journal of General Physiology, 43:129–175
Robert Gesteland, Jerome Lettvin & Walter Pitts, Chemical Transmission in the Nose of the Frog, 1965, J.Physiol. 181, 525–529.