1 The Question of Life.- 2 Families, Forms, and Functions.- 3 Ancient or New – On the Origin of Viruses.- 4 Of Predators and Prey.- 5 Immunity, Immunity, Immunity.- 6 Viruses That Shaped Our World.- 7 SV40 - An Obscure Monkey Virus and the Golden Age of Molecular Biology.- 8 Viral Cancer.- 9 The Viruses Within - How Human Are We?.- 10 Vaccines and the Conquest of Viruses.- 11 New and Emerging Viru...