The following politicians sent us progressive replies*:
*The vast majority agree in principle with our campaign.
Consult the homepage to see their full replies in detail.
Farid Ahmad, Lib Dem
Caroline Lucas, Green
Jenny Willott, Lib Dem
Ayfer Orhan, Labour
Nick Radford, Lib Dem
Swatantra Nandanwar, Lab
Annette Brooke, Lib Dem
Denny de la Haye, Ind
James Burn, Green
Chris Tucker, Lib Dem
Rob White, Green
Bill Holden, Independent
Steve Kidd, Independent
Richard Carvath, Ind
Neville Kenneth Watson, Ind
Siamak Kaikavoosi, Ind
Rhonda Reekie, Scottish Grn
Paul Crofts, TUSC
Ian Baxter, Scottish Green
Loveday Jenkin, MK
Julian Huppert, Lib Dem
Steven Ford, Independent
Joe Hall, Independent
David Griffin, Alliance
Alis Ballance, Scottish Grn
Samad Billoo, Respect
Farida Aslam, Plaid Cymru
Marianne Overton, Ind
Tony Juniper, Green
Elaine Morrison, Scottish Grn
Tam Smith, SNP
Graeme Horne, SNP
Catharine Arakelian, Labour
John McDonnell, Labour
Geoff Juby, Liberal Democrat
Jayne Forbes, Green
Andrew Smith, Labour
Maryam Khan, Labour
Bill Rammell, Labour
Michele Jones, Lib Dem
Llyr H Gruffydd, Plaid Cymru
Ian Brandon, Green
Richard Thomson, SNP
Mike Cox, Lib Dem
Martin Whiteside, Green
Steve Churchman, Lib Dem
Dafydd Tristan, Plaid Cymru
Will Duckworth, Green
Tom Crone, Green
Ruth Bergan, Green
Tom Chance, Green
Myfanwy Davies, Plaid Cymru
Derek Wall, Green
Martin Blakebrough, Lib Dem
Tim Andrewes, Green
Jillian Creasy, Green
Mike Davies, AGS
Lindsay Whittle, Plaid Cymru
Juliet Boddington, AGS
Adrian Windisch, Green
Mark Durkan, SDLP
Sam Coates, Green
Douglas Chapman, SNP
John Dixon, Plaid Cymru
Roger Holmes, MK
Jon Underwood, Lib Dem
Chris Southall, Green
Derek Chase, Green
Chris Briton, Green
Paul English, Lib Dem
Cathrine Simmons, Green
Euan McPhee, Green
John Brown, Lib Dem
Penri James, Plaid Cymru
Geoff Meaden, Green
John Spademan, Labour
Kate Green, Labour
Chris Bluemel, Green
Emma Dixon, Green
Gareth Allen, Independent
John Cook, Labour
Daniel Perrett, Green
Kevin Warnes, Green
Mike Barker, Lib Dem
Paul Rowen, Lib Dem
George Dow, Green
Stephen Broadhurst, Lib Dem
Sue Doughty, Lib Dem
Dilys Cluer, Green
Leila Keirsch, Green
Leslie Rowe, Green
Andy Doig, SNP
Jeremy Drinkall, AWP
James Raven, Lib Dem
Steven Toole, Lib Dem
Annabelle Ewing, SNP
Charles West, Lib Dem
Adam Carew, Lib Dem
Nick Thomas, Plaid Cymru
Phil Simpson, Green
Richard Crawford, Green
Gareth Roberts, Green
Simon Clement-Jones, Lib Dem
David Blunkett, Labour
Nick Clegg, Lib Dem
Kevin Hind, Labour
Janet Ryder, Plaid Cymru
Alastair Whitelaw, Scottish Green
Tom Baldwin, TUSC
Alistair Stevens, Lib Dem
Matt Wood, Lib Dem
Martin Pierce, Lib Dem
Alan Francis, Green
Jon Lucas, Green
Jonathan Hornett, Green
Joseph Healy, Green
Kat Deacon, Green
Steve Score, TUSC
Julia Erskine, Green
Carol Woods, Lib Dem
Jon Bramall, Lib Dem
Jonathan Essex, Green
John Hein, Liberal
Kristian Chapman, Lib Dem
Mark Chiverton, Labour
Joanie Willett, MK
Rosemary Bland, Green
Lydia Somerville, Green
Polly Lane, Green
Rebecca Taylor, Lib Dem
Pippa Bartolotti, Green
Joanna Strathdee, SNP
John Swallow, Independent
Paul Cooney, TUSC
Dave Procter, Independent
Colin Eldridge, Lib Dem
Chas Ball, Green
Bill Hughes, Green
Geoff Forse, Green
Karsten Evans, Ind
Mike Jackson, Green
Peter Lynn, Green
Mark Ruskell, Scottish Green
Aqila Choudhry, Lib Dem
Barry Bolton, Green
Rebecca Lawson, Green
Arthur Hayles, Green
Stephen Gray, Green
David Young, Green
Corinne Lindsey, Green
Richard Whitehouse, Lib Dem
Dave Dixey, Green
Penny Martin, Labour
Shiona Baird, Sc Green
Michael Meacher, Labour
Mo Taylor, Green
David Rendel, Lib Dem
Fred Mackintosh, Lib Dem
Mick Taylor, Lib Dem
Peter Beck, Green
Nick Sandford, Lib Dem
Fiona Radic, Green
Mark Blackburn, Lib Dem
Hugh Annand, Lib Dem
Edward Devoy, Ind
David Hall-Matthews, Lib Dem
George Galloway, Respect
Peter Smith, Labour
Bill Greene, Lib Dem
Hazel Thorpe, Lib Dem
Anne Belsey, Money Reform
Samantha Fletcher, Green
Hazel Thorpe, Lib Dem
Robin Harper, Scottish Green
Roma Mills, Labour
Adam Twine, Green
Tim Glover, Green
Joanna Shaw, Lib Dem