The first wave is based on a nationally representative sample of the population aged 18 and above. The data were conducted in face-to-face public opinion surveys (PAPI). See technical reports for country-specific information.
- Algeria: University of Algiers (Abdullah Bedaida)
- Bahrain: Independent team coordinated by Justin Gengler
- Jordan: Center for Strategic Studies, University of Jordan (Fares Al-Braizat)
- Lebanon: Statistics Lebanon Ltd. (Rabih Habr)
- Morocco: Hassan II University, Mohammedia (Mohamed Abderebbi)
- Palestine: Center for Policy and Survey Research, Ramallah (Khalil Shikaki)
- Yemen: Sana’a University (Fuad Al-Salahi)