 Hasluck started writing at school, producing poetry and essays for the school magazine and was first professionally published in 1964 with a poem appearing in Westerly literary magazine.Hasluck's books fall into two categories, which he describes as 'moral thriller genre and satire', with the thriller interesting him the most.He cites the American writers William Faulkner, Saul Bellow, Norman Mailer and Gore Vidal as his main literary influences.