Welcome to our webinar titled The Mask and Beyond: Personalized and Individualized Approaches to Sleep Disordered Breathing. Many of you have recently viewed the excellent webinar, Optimizing Success in Positive Airway Pressure Therapy for Obstructive Sleep Apnea: The Role of the Mask, that was led by my colleagues, Dr. Pedro Genta, Newitt and Vanderveken. That session highlighted the critical role of mask type and fit in PAP therapy success, and offered practical insights into nasal evaluation and treatment strategies that I've found directly applicable to my own clinical practice