Arturo Rosenblueth Stearns (October 2, 1900 Chihuahua – September 20, 1970 Mexico City) was a Mexican researcher, physician and physiologist, who is known as one of the pioneers of cybernetics.
He began his studies in Mexico City, then traveled to Berlin and Paris where he obtained his medical degree.
In 1930, he obtained a Guggenheim Scholarship and moved to Harvard University, to work in the department of Physiology, then directed by Walter Cannon.
Rosenblueth cowrote research papers with both Cannon and Norbert Wiener, pioneers of cybernetics.
Notably he was the lead author for the 1943 article 'Behavior, Purpose and Teleology' that was co-written by Wiener and Julian Bigelow and which was published in Philosophy of Science.