Dr Mathew Leonardi, is an Associate Professor and specialist in complex gynecologic surgery and ultrasound, with a focus on endometriosis, at McMaster University Medical Centre in Hamilton, Canada. He is an honorary adjunct lecturer at Adelaide University and adjunct associate professor at Western Sydney University. Dr Leonardi is a nationally and internationally recognized leader in his field. He has published over 130 peer-reviewed scientific articles, several textbook chapters, and presented globally on complex gynecology and ultrasound. Dr. Leonardi is on the World Endometriosis Society Board and a founding member of the Next Generation Committee at the International Society of Ultrasound in Obstetrics and Gynecology. He is an Associate Editor for Reproduction & Fertility and on several editorial boards for leading journals.