'In her Preface to Telling Lives, editor Chris Wallace invites the reader to join a thought experiment: a group of biographer-refugees, driven by earthly global warming to reside on planet Alpha Centauri, ask themselves: ‘Did biographers play a role in the downfall of Homo sapiens on Earth?’ Were they, in other words, complicit in the culture of disinformation that contributed to global catastrophe? Writing in the ‘post-truth era’, Wallace highlights the centrality of truth in what has traditionally been termed the ‘biographical contract’.' (Introduction)