P-JW holds a patent and is a shareholder in Chitogel, a company that develops a surgical dressing, and he is also a shareholder and consultant for Fusetec, a company that develops surgical training models; neither of these companies are related to biological agents. P-JW holds a research grant with Sanofi, a company that produces a biological agent; the grant is for investigation into the pathophysiology of chronic rhinosinusitis, and unrelated to biological drugs. P-JW is also a consultant for Neilmed, Medtronic, Stryker, and Integra. P-JW reports travel support from Neilmed and has patents issued with Chitogel and Zeroscar (US 11,590,075B2). SP declares no competing interests.