Jerry is a bi-vocational missionary pastor-teacher in the Philippines with educational attainments ranging from bachelor to doctorate degrees in various fields. He has been writing since he was a child and continues to this day through articles, blogs, devotions, e-books, Q&A responses, ESL teaching materials, and academic papers. His favorite topics are practical theology and TESOL. He has a range of experience that includes military service, administrative roles, personnel management, teaching and training, and Christian ministry. He has published peer-reviewed articles on the subjects of world ‘Englishes’, evolution in textbooks, and teaching English to speakers of other languages (TESOL).