Evidence-Based Hostage/Crisis Negotiation Reference GuideTimothy Quigley, Gregory Vecchi, Wayne Wallace · First published 2023ThrillerOpen the Tome
Fatal GrievancesGregory M. Vecchi, Mary Ann Markey, Jeffrey A. Daniels · First published 2022Open the Tome
Conflict and crisis communicationCarol A. Ireland, Martin J. Fisher, Gregory M. Vecchi · First published 2011Open the Tome
