A UK high school delayed its start time from 8:50 a.m. to 10:00 a.m., leading to over 50% fewer illness-related absences and a 12% rise in exam progress, according to a four-year study. Maka Tanga, who stands in for Leigh-Anne Williams, chats to Sandra Rosenberg and Delucia Daniels about whether or not this will work in South Africa.