Developed by a team of experts in U.S. and U.K.

Full Team - Left to right, (Seated) David Wilson, Betsy Becker, Julian Higgins, Will Shadish, Hannah Rothstein, Michael Borenstein, Mike McDaniel, Steven Tarlow.  (Standing) Spyros Konstantopoulos, Larry Hedges, Harris Cooper, John Ioannidis, Despina Contopoulos-Ioannidis, Jack Vevea, Sue Duval, Mark Lipsey, Alex Sutton, Terri Pigott, Fred Oswald, Wayne Greenwood, Thomas Trikalinos.

Not in photo: Jesse Berlin, David Rindskopf, Michael Brannick, Stephen Senn, Vish Viswesvaran, Jeff Valentine, Roger Harbord.