“…In contrast, Pierre Louis (1835Louis ( , 1838, his counter alter ego, has been widely cited and studied in greater depth. He is regarded as a pioneer in multiple health sciences, including respiratory medicine (Karamanou & Androutsos, 2011;Karamanou, Karakatsani, Tomos, & Androutsos, 2010), rheumatology (Kaiser, 2011), psychiatry (Thoret, 2005), and especially in epidemiology (Hill, 1997;Morabia, 2006Morabia, , 2009. He is considered a master of the spirit of mathematical clinical science (Best & Neuhauser, 2005).…”