| # | Title | Name | Region | Comment | Date |
|---|---|---|---|---|---|
| 801 | Mrs | Tina Bashford | UK | N/G | May 24, 2011 |
| 802 | N/G | John Sutherland | N/G | View | May 24, 2011 |
| 803 | Dr | Michael Johnson | UK | View | May 24, 2011 |
| 804 | Mr | Hugh White | UK | View | May 24, 2011 |
| 805 | Professor | Peter Swann | N/G | N/G | May 24, 2011 |
| 806 | N/G | Fred Gee | N/G | N/G | May 24, 2011 |
| 807 | Emeritus Professor | Jeremy Hyams | UK | N/G | May 24, 2011 |
| 808 | Prof | Lewis Wolpert | UK | View | May 25, 2011 |
| 809 | Dr | Anthony C H Smith | UK | View | May 25, 2011 |
| 810 | Emeritus Professor of Bio | David Saggerson | UK | View | May 25, 2011 |
| 811 | prof | james croill | UK | View | May 25, 2011 |
| 812 | Prof. | George Kampis | Switzerland | View | May 25, 2011 |
| 813 | Dr | Roderick Fisher | UK | View | May 25, 2011 |
| 814 | N/G | Thomas-Bernard Kenniff | UK | N/G | May 25, 2011 |
| 815 | N/G | Iain Mowbray | UK | View | May 25, 2011 |
| 816 | N/G | Sandra Gallagher | N/G | N/G | May 26, 2011 |
| 817 | Ms | Svetlana Pertsovich | Russia | View | May 26, 2011 |
| 818 | Mr | Henry Tillotson | UK | N/G | May 26, 2011 |
| 819 | N/G | Trevor Smart | UK | N/G | May 26, 2011 |
| 820 | Mr | Jack Honeysett | UK | N/G | May 26, 2011 |
| 821 | Dr | Graeme Hogarth | UK | N/G | May 26, 2011 |
| 822 | N/G | Ruth Dar | N/G | View | May 26, 2011 |
| 823 | Dr | Michael Hollas | UK | View | May 26, 2011 |
| 824 | Professor Emeritus | Edward Robinson | Jamaica | View | May 26, 2011 |
| 825 | Dr | Richard Strange | UK | View | May 26, 2011 |
| 826 | Ms | Marion Andrew | UK | View | May 26, 2011 |
| 827 | Dr | Michael Rosemeyer | UK | View | May 26, 2011 |
| 828 | Professor | Peter Butterworth | UK | View | May 26, 2011 |
| 829 | Dr | Roger Mason | UK | View | May 26, 2011 |
| 830 | N/G | John Spiers | UK | View | May 26, 2011 |
| 831 | Professor | James Ladyman | N/G | N/G | May 26, 2011 |
| 832 | Ms | Anonymous | UK | N/G | May 26, 2011 |
| 833 | Dr | Duncan Brumby | N/G | N/G | May 26, 2011 |
| 834 | Professor | Steve Iliffe | N/G | N/G | May 27, 2011 |
| 835 | Prof | Benny Chain | N/G | N/G | May 27, 2011 |
| 836 | Professor | Nigel Mason | UK | N/G | May 27, 2011 |
| 837 | Dr | James Baker | UK | N/G | May 27, 2011 |
| 838 | Dr | Benn Thomsen | N/G | N/G | May 27, 2011 |
| 839 | Professor | Ian Rowlands | UK | N/G | May 27, 2011 |
| 840 | Mr | Rhod Fiorini | UK | N/G | May 27, 2011 |
| 841 | Dr | Susanna Harris | UK | N/G | May 27, 2011 |
| 842 | Prof | Roger Matthews | UK | N/G | May 27, 2011 |
| 843 | Dr | Cyril Renaud | N/G | N/G | May 27, 2011 |
| 844 | Prof | Albert Weale | UK | N/G | May 27, 2011 |
| 845 | Mr | Kevin Kiernan | UK | View | May 27, 2011 |
| 846 | Dr | Andrew Edkins | UK | View | May 27, 2011 |
| 847 | Dr | Simon Lock | N/G | N/G | May 27, 2011 |
| 848 | N/G | James Steele | N/G | N/G | May 27, 2011 |
| 849 | Dr | Ben Campkin | UK | N/G | May 27, 2011 |
| 850 | Dr | Frances Edwards | UK | View | May 27, 2011 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view