As you point out, monads come from category theory, not native to computer science. Thus there had to be someone to introduce approaches to applying monads in computer science. The paper usually credited with that is: https://homepages.inf.ed.ac.uk/wadler/papers/marktoberdorf/b... Which the parent rightfully points out was written by the same person primarily responsible for the design of generics in Go: https://homepages.inf.ed.ac.uk/wadler/topics/go.html