Professor Ferlito has been awarded ad hominem fellowship from the Royal College of Surgeons of Edinburgh and ad eundem fellowship from the Royal College of Surgeons of England, Glasgow, Ireland and Dental Surgery of the Royal College of Surgeons of England. He is a fellow or a member of the American College of Surgeons, the Royal College of Pathologists, the Royal Society of Medicine of London, the American Otological Society, the American Laryngological Association, the Collegium Oto-Rhino-Laryngologicum Amicitiae Sacrum, the American Laryngological Rhinological and Otological Association, the American Society for Head and Neck Surgery, the Society of Head and Neck Surgeons, the American Broncho-Esophagological Association, the American Rhinologic Society, the Association for Research in Otolaryngology, the American Academy of Otolaryngology-Head and Neck Surgery, the International Broncho-Esophagological Society, the Oto-Rhino-Laryngological Society of Japan, the Japan Laryngological Association, the American Association for the Advancement of Science, the Hungarian Association of Otorhinolaryngologists (Honorary), the Slovenian Association of Otorhinolaryngologists, the Slovak Society of Otolaryngology-Head and Neck Surgery (Honorary), the Spanish Society of Otorhinolaryngology-Head and Neck Surgery (Honorary), the Israeli Society of Head and Neck Surgery and Oncology, the Hong Kong College of Otolaryngologists, the New York Academy of Sciences, the Laryngeal Cancer Association, Deutsche Gesellschaft für Hals-Nasen-Ohren-Heilkunde, Kopf- und Hals-Chirurgie, the American Society for Clinical Pathology, the College of American Pathologists, the International Academy of Pathology, the International Academy of Oral Oncology and the Interventional Oncology Society. Professor Ferlito has been honored with several distinctions from professional ENT Societies including two Presidential Citations from the American Laryngological Association for his contributions made to the field of laryngology and the association. He has been appointed as the International Liaison for Corresponding Fellows of the American Laryngological Association. He is also a Fellowship External Examiner in Otorhinolaryngology at the Royal College of Surgeons in Ireland. He has been invited as visiting professor at the Departments of Otolaryngology of the Universities of Ljubljiana, Valencia, Zagreb, Yale, Pittsburgh, Amsterdam, San Francisco, Hong Kong, Seoul and Tokyo, at the House Ear Institute of Los Angeles, at the Memorial Sloan-Kettering Cancer Center and Montefiore Medical Center of New York. He collaborated as a member of the World Health Organization’s Committee on Histological Typing of Tumours of the Upper Respiratory Tract and Ear. He is also a member of the Laryngeal Cancer Association’s Committee on the Classification of Laryngeal Cancer. He was consultant to Yale University. Professor Ferlito has delivered prestigious lectures all over the world. In 2006 he gave the 2nd Morrison Lecture in San Francisco and the 19th Som Lecture in New York. He has divided his professional life between clinical practice, teaching and research.

One of his chief interests is the promotion of international cooperation in head and neck surgery, oncology and cancer research.