Welcome To TESOL Training International Imagine what it would be like to be living in the country of your dreams, supporting yourself teaching your native language and having the adventure of a lifetime. That is what you can expect from a career teaching English to speakers of other languages, and that is what we at TESOL Training International provide to our graduates. TESOL Training International was established with the goal of training English teachers to be effective in teaching English to anyone. Our graduates work around the world, some for years, teaching English and living a life that they barely imagined before.