Salvador, after completing a literature review, reports that “A literary review based study revealed wooden materials in interiors and objects to have a positive psychological influence in humans, with a pacifying and relaxing effect.” Salvador. 2019. “Human Interaction, Emotion and Sustainability: Designing Wooden Children’s Furniture.” In F. Rebelo and N. Soares (eds.) Advances in Ergonomics in Design, AHFE 2018 International Conference on Ergonomics in Design, Orlando, FL, Springer International Publishing, Cham Switzerland, pp. 599-606.