' Twenty researchers from seven federal government agencies, universities and advocacy groups have tested Harpster’s [analysis] model against other samples of 911 calls to see if the guilty indicators he had identified did, in fact, correlate with guilt. They’ve consistently found no such relationship for most of the indicators....

[One] researcher told ProPublica, “we had to make sure it could be replicated — and it couldn’t.” '

#911Calls #JunkScience #CopFads

https://www.propublica.org/article/911-call-analysis-jessica-logan-evidence