Dr Bentley is a general practitioner who has been seeing patients with sleep problems, bothadults and children, off and on over the last 30 years. She ran the first private diagnosticsleep laboratory in South Africa from 1990 to 1998. After joining Wits University she washead of the Wits Dial.a.Bed Sleep Laboratory in the School of Physiology for 10 years. She was the founding chairperson of the Sleep Society of South Africa in 1996 and is the current chairperson of the new South African Sleep Society for Sleep and Health. She served two terms representing Africa on the governing council of the World Association of Sleep Medicine(WASM). She has supervised more than 30 postgraduate students, has over 30 published peer-reviewed articles and two book chapters as well as writing articles for and editing the newsletter for doctors - Sleep Matters for the last 14 years. She has presented over 40 formal invited presentations at local and international conferences. She is currently in private practice and runs a home-based apnea screening company. She recently opened the first clinical sleep research and training clinic in South Africa – the Restonic Ezintsha Sleep Clinicin Parktown, Johannesburg.