'''Human processor model''' or MHP (Model Human Processor<ref name=":0">{{Cite book|url=https://www.worldcatarchive.org/oclcdetails/9042220psychologyofhuma00stua|title=The psychology of human-computer interaction|last=K.|first=Card, Stuart|date=1983|publisher=L. Erlbaum Associates|others=Moran, Thomas P., Newell, Allen.|isbn=9780898592436|___location=Hillsdale, N.J.|oclc=9042220|url-access=registration}}</ref>) is a cognitive modeling method developed by [[Stuart K. Card]], [[Thomas P. Moran]], & [[Allen Newell]] (1983) used to calculate how long it takes to perform a certain task. Other cognitive modeling methods include parallel design, [[GOMS]], and [[KLM (human-computer interaction)]].