... field and laboratory studies, along with major theoretical advances and practical applications. Any book on theoretical ecology simply has much moreground to cover—many more subdisciplines and specialized ... (Nowak and May, 1992; Herz, 1994; Killingback and Doebeli, 1996; Mitteldorf and Wilson, 2000; Hauertet al., 2002; Le Galliard et al., 2003; Hauert and Doebeli, 2004; Szabo´ and Vukov, 2004) and ... infections18 THEORETICAL ECOLOGY Theoretical Ecology and deaths occur when the host either recovers oractually dies. The disease will only spread ifr ¼ b À d > 0, where b and d are the...