The ACSENT Sleep Team in the Department of Psychology presented at the World Sleep Congress 2023 in Rio de Janeiro, Brazil. A/Prof Gosia Lipinska presented on the relationship between sleep and mental health of low- and high-income South African adults and students during a symposium on Sleep Health in the Context of African Countries. Celine le Roux presented on preliminary findings of the effects of exercise on attention and mood following partial sleep deprivation.