Efthymiou, FotiosFotiosEfthymiouHildebrand, Christian AlexanderChristian AlexanderHildebrand2023-04-132023-04-132022-05https://www.alexandria.unisg.ch/handle/20.500.14171/108756enDesigning Vulnerable Conversational Agents: The Impact of Trembling Vocal Cues on Empathic Concern and Prosocial Behaviorconference paper