Steven Tessier is a veteran teacher with over 30 years of experience. He is also the founder and director of the Whygo Language Center in Taipei.

Shad is a Senior teacher with over 20 years of teaching experience in the US, China and Taiwan. He is also the head teacher at the Whygo Language Center in Taipei.

Bachelor of Science in Mining Engineering.  TESOL certificate in teaching English to children.  Advanced TESOL certificate.  Trained business students in presentations, meetings, and communicating in English.  Effective educator of learners of different ages, nationalities, and proficiency levels. 

With a multicultural academic background and more than 10 years of international teaching experience, Diego specializes in helping students achieve high scores in IELTS and TOEFL while building the confidence to communicate naturally in real-world situations. Born in Colombia and raised in Australia, he later relocated to Taiwan, where he developed his career in education.