Everyone feels lonely some of the time. However, chronic loneliness can impair learning, affect physical and mental health, and is even linked to early death. Loneliness is thus not only a personal matter; it is a public health concern. Schools provide spaces and opportunities for friendships. By bringing together students from different…

With most students around the world having experienced remote learning over the past year because of the COVID-19 pandemic, the importance of teachers and schools has become all the more evident. Temporary school closures underline how richly students benefit from being in school with their teachers and classmates. "Positive, High-achieving…