Esau is originally from Zimbabwe and came to study in the US in 1991. He and his family now reside in the US.
After finishing graduate school, Esau worked in the IT industry in the States for five years and is now a private consultant. Previously, he also worked as a high school teacher in Zimbabwe. Shona is his native language and he has been teaching the language for the last two years. For his professional development, he often particpates in various workshops designed for language instructors.