Dr Chisholm is the Program Authority and Senior Lecturer in Pharmaceutical Medicine in the School of Medical Sciences at UNSW Australia. Orin has significant research experience in molecular oncology and haematopoiesis. In 2000, she moved from basic research into the pharmaceutical industry where she has worked predominantly in Regulatory Affairs. Her expertise is in the registration of biotechnology products, especially in the areas of oncology and personalised medicine.

Orin has extensive experience in the design and delivery of courses in biochemistry, molecular genetics, immunology, biotechnology, regulatory affairs and pharmaceutical medicine, in face-to-face, blended and online learning environments. She is currently responsible for the Pharmaceutical Medicine postgraduate coursework programs at UNSW Australia. Orin is a member of ARCS, DIA and RAPS. Her current research interests lie in the area of regulatory science.