| # | Name | Comment | Date |
|---|---|---|---|
| 451 | Anonymous | N/G | Apr 10, 2015 |
| 452 | Skyler Hughes | N/G | Apr 10, 2015 |
| 453 | June Bland, PH.D. | N/G | Apr 10, 2015 |
| 454 | Kathleen Frank | View | Apr 10, 2015 |
| 455 | genevieve vezina levesque | N/G | Apr 10, 2015 |
| 456 | Belle Belew | N/G | Apr 10, 2015 |
| 457 | samantha corrigan | N/G | Apr 10, 2015 |
| 458 | Shelby Conley | N/G | Apr 10, 2015 |
| 459 | Kenneth Carroll | View | Apr 10, 2015 |
| 460 | Pat Kasdan | N/G | Apr 10, 2015 |
| 461 | Elaine Pirozzi | N/G | Apr 10, 2015 |
| 462 | Mary Strauss | N/G | Apr 10, 2015 |
| 463 | Allison Feeney | N/G | Apr 10, 2015 |
| 464 | Karen Garman | N/G | Apr 10, 2015 |
| 465 | Rosalyn Doggett | N/G | Apr 10, 2015 |
| 466 | Lisa Lockwood | N/G | Apr 10, 2015 |
| 467 | zachary verhoff | N/G | Apr 10, 2015 |
| 468 | Anonymous | Hidden | Apr 10, 2015 |
| 469 | Jocelyn Linde | N/G | Apr 10, 2015 |
| 470 | Stefan Fatsis | N/G | Apr 10, 2015 |
| 471 | Kirsten Hawkind | N/G | Apr 10, 2015 |
| 472 | Gillian Page | N/G | Apr 10, 2015 |
| 473 | Pearl Strand | Hidden | Apr 10, 2015 |
| 474 | Ann Ingram | N/G | Apr 10, 2015 |
| 475 | Mark Middleton | N/G | Apr 10, 2015 |
| 476 | Erica Perl | N/G | Apr 10, 2015 |
| 477 | Erica Blanton | N/G | Apr 10, 2015 |
| 478 | Andrea Csanadi | N/G | Apr 10, 2015 |
| 479 | Lylah Kusnet | N/G | Apr 10, 2015 |
| 480 | Holly Weaver | N/G | Apr 10, 2015 |
| 481 | Anonymous | N/G | Apr 10, 2015 |
| 482 | Signe-Mary Filmer | N/G | Apr 10, 2015 |
| 483 | Catherine Rusch | Hidden | Apr 10, 2015 |
| 484 | amanda broun | N/G | Apr 10, 2015 |
| 485 | PAUL HORNING | View | Apr 10, 2015 |
| 486 | Randy Auerbach | Hidden | Apr 11, 2015 |
| 487 | Beth Colleye | N/G | Apr 11, 2015 |
| 488 | Maria Forman | N/G | Apr 11, 2015 |
| 489 | Anne Dickerson | N/G | Apr 11, 2015 |
| 490 | Amy Suardi | N/G | Apr 11, 2015 |
| 491 | Ina Wisdom | N/G | Apr 11, 2015 |
| 492 | Elizabeth Rankin | View | Apr 11, 2015 |
| 493 | Emily Swartz | N/G | Apr 11, 2015 |
| 494 | Alexandra Page | N/G | Apr 11, 2015 |
| 495 | Alexis Morrison | N/G | Apr 11, 2015 |
| 496 | Hakan Lonaeus | N/G | Apr 11, 2015 |
| 497 | Anonymous | N/G | Apr 11, 2015 |
| 498 | Denise Dawkins | N/G | Apr 11, 2015 |
| 499 | Anonymous | N/G | Apr 11, 2015 |
| 500 | George Dellinger | View | Apr 11, 2015 |
- 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