Dr. Chau Thien Tay (Jillian) is a distinguished endocrinologist, dedicated researcher, and esteemed academic whose work significantly impacts the field of women's health, particularly in polycystic ovary syndrome (PCOS). After attaining her Fellowship of the Royal Australasian College of Physicians in 2018, she further distinguished herself by completing a Doctor of Philosophy at Monash University in 2021, a testament to her unwavering dedication and academic excellence. Dr. Tay was instrumental in developing the 2023 International Evidence-Based PCOS Guideline where she established an International Early Career Researcher network and led the Guideline Evidence Team responsible for the comprehensive evidence synthesis that underpinned the guideline recommendations.