Mary Emma Allison | |
|---|---|
| Born | March 5, 1917 |
| Died | October 27, 2010 (aged 93) |
| Alma mater | Wheaton College |
Mary Emma Allison (March 5, 1917 – October 27, 2010) was an American school librarian who co-created Trick-or-Treat for UNICEF in 1950. Her three children were the initial participants in the fund raising effort, which by the time of her death had brought in $160 million to be used for the benefit of needy children around the world.