Connect the visuals. Be as specific as possible.
Answer: The people are index cases (or patient zeros - the initial patient in the population sample of an epidemiological investigation). They are (from top left anticlockwise) Mary Mallon aka Typhoid Mary (Typhoid), Mabalo Lokela (Ebola), Gaetan Dugas (AIDS) and Edgar Hernandez (Swine influenza). Nice try, Srivats and Rajesh K got the entire connect while Mekie came really close. Well done.
Answer: The people are index cases (or patient zeros - the initial patient in the population sample of an epidemiological investigation). They are (from top left anticlockwise) Mary Mallon aka Typhoid Mary (Typhoid), Mabalo Lokela (Ebola), Gaetan Dugas (AIDS) and Edgar Hernandez (Swine influenza). Nice try, Srivats and Rajesh K got the entire connect while Mekie came really close. Well done.