1 Running head: HRV AND TRIARCHIC MODEL OF PSYCHOPATHY Psychopathy and Heart Rate Variability: A New Physiological Marker for the Adaptive Features of Boldness Pilar Segarra, Rosario Poy, Victoria Branchadell, Pablo Ribes-Guardiola, & Javier Moltó Affective Neuroscience Lab, Department of Basic and Clinical Psychology, and Psychobiology. Universitat Jaume I, Castelló, Spain Author’s note: Data and code for this study are available upon reasonable request from the corresponding authors. Funding: This work was supported by the Ministerio de Ciencia, Innovación y Universidades (Spain; Grant PID2019-104522GB-I00; Grant FPU18/01613 to VB). Declarations of interest: none Correspondence concerning this article should be addressed to: Pilar Segarra, Department of Basic and Clinical Psychology, and Psychobiology, Universitat Jaume I Avenida Sos Baynat s/n 12071, Castelló, Spain. E-mail: segarra@uji.es Javier Moltó, Department of Basic and Clinical Psychology, and Psychobiology, Universitat Jaume I Avenida Sos Baynat s/n 12071, Castelló, Spain. E-mail: molto@uji.es © 2022, American Psychological Association. This paper is not the copy of record and may not exactly replicate the final, authoritative version of the article. Please do not copy or cite without authors' permission. The final article will be available, upon publication, via its DOI: 10.1037/per0000573