Antonio Di Meglio is a medical oncologist specialising in breast cancer, with extensive experience as a clinical researcher in international academic settings. His training includes an advanced research fellowship in the Breast Oncology Program at the Dana-Farber Cancer Institute/Harvard Cancer Center, biostatistics and programming at the Harvard School of Public Health and Harvard Catalyst, and a PhD focused on the behavioural aspects of breast cancer during and after treatment at Université Paris-Saclay.

Since 2017, Antonio has been a physician-scientist at Gustave Roussy, contributing to the Cancer Survivorship Program by leading research on stratification algorithms to guide personalised survivorship care pathways. His research focuses on leveraging longitudinal and multimodal data - including biological markers and patient-reported outcomes (PROMs/PREMs) - with a primary focus on the CANcer TOxicity (CANTO) study (NCT01993498). As a member of the study's scientific committee, he advances efforts to improve the understanding, prediction, and management of long-term symptoms related to cancer treatments to preserve long-term Quality of Life (QoL). Additionally, Antonio leads Work Package 6 -  “Analyses Addressing Issues of Relevance to Premenopausal Patients” within the European Commission-funded project Path-for-Young: Personalised Adjuvant Treatment for HR+/HER2- Breast Cancer in Young Patients.

Antonio has received several distinguished awards, including the ESMO Fellowship Best Project Award (2019), a career development grant from Conquer Cancer and the Rising Tide Foundation for Clinical Cancer Research (2020), the Conquer Cancer Foundation Pain and Symptom Management Special Merit Award (2021), the University of Padua Award for Advances in Breast Cancer (2022), and a Faculty Recognition Award at the MCCR Workshop (2024). He is also an alumnus of the ESMO Leaders Generation Program.

As principal investigator or co-investigator on numerous academic research projects funded nationally and internationally, Antonio has made significant contributions to oncology research. His work has been presented at leading conferences, including the ASCO Annual Meeting, the San Antonio Breast Cancer Symposium, the ESMO Breast Cancer Congress, and the ESMO Congress. His original research has been published in high-impact journals, including Annals of Oncology and the Journal of Clinical Oncology.

In addition to his research, Antonio is deeply dedicated to teaching and mentoring the next generation of oncology professionals. He actively mentors medical thesis candidates, Master and PhD students, and serves as a mentor in the ESMO Virtual Mentorship Programme.