Michael Anderson, a neuroscientist from Cambridge, delves into how our brains handle language retention and loss. Monika Schmid, a linguistics professor, discusses the emotional challenges of first language attrition as we age. Larry Kimura, a Hawaiian language expert, shares inspiring community efforts in language revitalization. Gabriela Pérez Báez highlights the socioeconomic factors threatening many languages. Together, they explore the deep link between language, identity, and the urgent need for preservation.