Book excerpt: This Research Topic on Unlearning Attendance champions a serious look at school attendance and absenteeism. It examines all forms of school attendance problems ranging from school refusal, truancy, school withdrawal, to school avoidance and its correlates of criminal, socio-emotional, developmental, psychological, academic, fiscal, technological, and societal impact. The issue gives a synopsis on the known problems and challenges but also those exacerbated by the pandemic and ideas for improvement.