Jared was questioning a suspect using the Reid technique, and after a long and exhausting interrogation, the suspect falsely confessed to the crime just to put an end to the interrogation. When hearing this confession, Jared felt even more confident that the suspect was guilty. This is an illustration of the phenomenon that psychologists call:

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Confirmation bias is the tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses, leading to statistical errors. In this scenario, Jared's increased confidence in the suspect's guilt after the false confession illustrates confirmation bias, as he interprets the confession as confirmation of his preexisting belief in the suspect's guilt, despite the confession being a result of a flawed interrogation technique.

Jared Was Questioning a Suspect Using the Reid Technique, and After