Encouraging participant embodiment during VR-assisted public speaking training improves persuasiveness and charisma and reduces anxiety in secondary school students. - Ïo Valls-Ratés; Oliver Niebuhr; Pilar Prieto (Frontiers Virtual Real., 2023)

VR Public Speaking Simulations Can Make Voices Stronger and More Effortful. - Ïo Valls-Ratés; Oliver Niebuhr; Pilar Prieto (CSEDU (1), 2024)

Gestures and Feet Can Tell Us how You Speak! On the Relationships between Voice and Body Language in VR Public Speeches. - Oliver Niebuhr; Ïo Valls-Ratés (ProComm, 2024)