Catherine Martinez is not deaf or hard of hearing, Bustle .com reports.
But when she was studying communicative sciences and disorders at NYU, she took sign language as part of her program, and fellow-students who were hard of hearing or deaf would compliment her makeup.
Martinez learned these skills from watching beauty videos, and she realized that her deaf and hard-of-hearing friends didn't have that advantage.
"They did not feel like they fit in [the beauty industry] since there isn't much Deaf culture beauty resources or involvement," she explained.
"It just struck me one day when a few peers in my class asked me to translate what a blogger they were watching was saying since the tutorial was auditory and had no other mode of communication. I recently started my channel to change that."
Now some popular cosmetics brands have started collaborating with Martinez, providing her products to use in her tutorials.
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