[1] McCallum is the author of four collections of poems, including Madwoman, which won the 2018 OCM Bocas Prize for Caribbean Literature in the poetry category.

[6] McCallum directs the Stadler Center for Poetry and taught creative writing and literature at Bucknell University.

Her poems can be found in a number of journals worldwide in places like the United States, the UK, Israel and Latin America.

[14] When she was a child, McCallum was raised practicing Rastafari; however when she migrated to the United States she stopped considering herself a member of any religion.

McCallum was particularly fond of the idea that Judaism held about being part of a larger community than yourself alone.