Dr Thomas (BDS, MDSc, MRACDS(Endo), FPFA) has worked as a specialist endodontist in Sydney since 1986. Robyn has taught undergraduate endodontics since 1981 at the University of Sydney and Westmead Hospital, initially as a full-time academic and then as a visiting lecturer. In addition to working in private practice, she was a consultant endodontist to the Defence Force, working at HMAS Kuttabul for nearly 20 years and continues to treat many Defence members. She has given lectures to many professional organizations and has served on the executive of the ASE (NSW Branch) and ANZAE.