ACKNOWLEDGEMENTS

We thank Tony Warshaw for encouraging us to write Testing Treatments.
We are indebted to Richard Ashcroft, Patricia Atkinson, Hilda Bastian,
Michael Baum, Joan Box, Noreen Caine, Harry Cayton, Jan Chalmers,
Alison Chapple, Mike Clarke, John Critchlow, Ben Djulbegovic, George
Ebers, Robin Fox, Jo Garcia, Paul Glasziou, Bec Hanley, Elina Hemminki,
Andrew Herxheimer, Tony Hope, Les Irwig, Debbie Kennett, Richard
Lindley, Margaret McCartney, Wilson Ng, Ann Oakley, Michael Parker,
Sophie Petit-Zeman, Uccio Querci della Rovere, Nick Ross, Eileen and
David Ruxton, Harvey Schipper, Lara Speicher and Belinda Wilkinson
for helpful comments on earlier drafts of our manuscript, and to Theo
Chalmers for designing the cover of the book. Iain Chalmers is grateful to
the Medical Research Council and the NHS Research and Development
Programme for support.

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