by Joyce Eng | Aug 7, 2012 9:43 PM EDT
Criminal Minds executive producer Erica Messer wants to assure you that Jeanne Tripplehorn's Alex Blake will not stir up trouble in the BAU.
Criminal Minds scoop: Reid is getting a girlfriend!
Criminal Minds: Get to know the new BAU team member
Jeanne Tripplehorn joins Criminal Minds as series regular
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