Cox Enterprises names Warner Bros. Discovery’s Marny Ridling vice president-talent acquisition ... Vonage hires Rocket Software’s Tracey Leahy as chief people officer and adds her to its executive leadership team ... 3D content creation platform Unity names former Carbon Chief Legal Officer Anirma Gupta senior vice president-general counsel ... Public Safety Towers hires former QMC Telecom International executive John Bramfeld, also ex-Alcatel-Lucent, as vice president-infrastructure development ... Real estate social app Real Messenger names Kamal Shaik, Meta’s former director-data products and programs, chief data officer ... Diebold Nixdorf promotes Elizabeth Radigan to executive vice president-chief people officer, and adds her to its senior executive leadership team, replacing Beth Patrick, leaving ... EdgeIQ names Lisa Parcella, ex-Security Innovation, vice president-marketing and Sam George, former Microsoft corporate vice president-Azure IoT, strategic adviser.