June Calder is a communications researcher and writer based in London. With a master’s degree in media psychology, she has studied how technology reshapes attention, boundaries, and interpersonal connection. Calder has written extensively for journals and magazines on digital well-being, and her research has informed workplace policies around email and messaging culture. Known for her clear analysis and accessible writing, she is frequently invited to speak at conferences on technology and mental health. Open Later is her first book, synthesising her work into a practical guide for a general readership.