Rehema was born in Tanzania, raised in the Caribbean, and educated in Michigan. She received her Bachelor’s in International Studies and her Master’s in English from Northern Michigan University. In 2017, she graduated from Michigan Technological University with a Ph.D. in Rhetoric. While working abroad she taught high school students in AP, A Level and IB schools. From 2018-2021, she was the academic principal for the Beijing Foreign Studies University’s International Curriculum Center—an A Level high school for students aspiring to attend top universities around the world. In 2021, she returned to the Upper Peninsula of Michigan and opened the Keweenaw Learning Center in Hancock.