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Editorial: Questions of Complexity

The complexity of organisms has always been close to the hearts of both evolutionary and developmental biologists. There is a historical reminder of this a few minutes walk from where I write. It was a member of our editorial board (Alec Panchen) who first pointed out to me, many years ago, that there is an interesting brass plaque in the church of St. Michael, just a few hundred meters from the building where I work. This commemorates the life of one Archdeacon William Paley, whose church it was, some 200 years ago. Paley’s (1802) Natural Theology , despite being a long argument for special creation, has been admired by many biologists from Darwin (1887) to Dawkins (1986). Among other things, Paley gives us a superb example of how to start a book. For those who have not read it, here are the opening lines: