Topics include: Cilia dysfunction; Innate immunity; Superantigen; Local & systemic IgE; Biofilm; Fungus; Novel topical therapeutics; Systemic therapies in managing sinonasal inflammation; Application of minimal ESS techniques; Role of maximal ESS techniques; Surgical salvage for the non functioning sinus; Quality of life outcomes of FESS; Extended endoscopic techniques for sino-nasal resections; Endoscopic skull base and trans-nasal craniectomy; Evolving materials and techniques for ESS; Rhinologic surgical training.