This 2018 study published in TRB’s journal, Transportation Research Record , examined infectious diseases, specifically severe acute respiratory syndrome (SARS), H1N1, Ebola, and pneumonic plague, but it is worth a new look in light of the COVID-19 coronavirus pandemic. “Germs on a Plane: The Transmission and Risks of Airplane-Borne Diseases,” by Nereyda L. Sevilla of George Washington University is one of the most read TRR articles of the past 6 months. To contain the spread of infectious diseases, avia…