In 1918, the nation's top medical specialists had not yet reached a consensus on exactly what influenza was. Before trying to define the disease for an alarmed citizenry, public health officials debated amongst themselves. A large part of the burden of informing and protecting the public fell to 50-year-old Rupert Blue, Surgeon General of the United States Public Health Service. Blue was in sole command of 180 health officers and 44 quarantine stations throughout the country. Learn more with this biography from American Experience: "Influenza 1918."