Human in the loop (glossary)
a system resilience principle that states that there should always be a human in the system when there is a need for human cognition. Jackson and Ferris (2013)
Jackson, Scott, and Timothy Ferris. 2013. "Resilience Principles for Engineered Systems." Systems Engineering 16 (2):152-164.
SEBoK v. 1.9.1 released 5 October 2018