Teaching English to Speakers of Other Languages (TESOL; also known as TEFL, and TESL) Services

We offer an unusual combination of TESOL certification and ability to help learners refine their writing skills in all sectors—business, government, technical, education, arts.

  • Speaking, listening, reading, and writing skills for non-native speakers
  • One-on-one, small-group, or seminar: onsite or remote

We have substantial TESOL experience with adult non-native speakers on writing technical articles and business reports—from concept through organization, sentence structure, word choice, style, tone, copy editing. Involved a wide range of international clients working for NASA and/or participating in NASA technical conferences: Arabic, Czech, Chinese, French, German, Hindi, Farsi, Japanese, Korean, Urdu, Russian, Tagalog, Vietnamese, among others.

Dr. Ziegfeld received certification for the American TESOL Institute’s Advanced Online Certification Course