'His book is not only thoroughly enjoyable but genuinely instructive too ... he has some really interesting and original ideas about consciousness' Alison Gopnik.
'I find the argument rather beautiful, and plausible ... it has the added merit of foregrounding the wonderfulness of the world' New Humanist.
'Humphrey has laid out a new agenda for consciousness research' Michael Proulx, Science.
'A delightful and thought-provoking tour de force' Simon Blackburn.
'A beautifully written and highly original essay ... Humphrey wears his learning lightly but Soul Dust introduces the reader to many of the dominant scientific and philosophical ideas about consciousness' Standpoint.
'It's exhilarating to see this crucial question about our existence answered with such intellectual breadth' Matt Ridley, Wall Street Journal.