Two to five percent of patients with ACS are inappropriately discharged from the ED each year, despite our best efforts, which showcases the need for clinical decision tools that work. Dr Zack Lipsman interviews first author Dr Shannon Fernando about his recent meta-analysis in AEM, "Prognostic Accuracy of the HEART Score for Prediction of Major Adverse Cardiac Events in Patients Presenting with Chest Pain." Thirty studies are included in this meta-analysis.