- Former member of Palestine National Council.
- Researcher on refugee affairs and author of over 50 papers on the subject.
- Founder of Palestine Land Society.
- Director of international development and construction projects.
Dr. Abu Sitta was and still the first of few to educate others about the plight of the Palestinian refugees and their Right Of Return. Abu Sitta's research in this matter is becoming a great asset to future historians and generations. His research and publication was and still a major inspiring factor behind building this website.