---
"title": "Methodology"
"description": "About Pew Research Center’s Mobile Technology and Its Social Impact Survey 2018 Results for the survey are based on face-to-face interviews conducted under the direction of D3 Systems, Inc. The results are based on national samples. More details about our international survey methodology and country-specific sample designs are available here."
"date": "2019-08-22"
"authors":
  -
    "name": "Laura Silver"
    "job_title": "Associate Director, Global Attitudes Research"
    "link": "https://alpha.pewresearch.org/pewresearch-org/staff/laura-silver/"
  -
    "name": "Christine Huang"
    "job_title": "Former Research Associate"
    "link": "https://alpha.pewresearch.org/pewresearch-org/staff/christine-huang/"
"url": "https://alpha.pewresearch.org/pewresearch-org/internet/2019/08/22/methodology-social-networks-emerging-economies/"
"categories":
  - "Global Economy & Trade"
  - "Global Trade"
  - "Mobile"
  - "Platforms & Services"
  - "Social Media"
---

# Methodology

About Pew Research Center’s Mobile Technology and Its Social Impact Survey 2018

Results for the survey are based on face-to-face interviews conducted under the direction of D3 Systems, Inc. The results are based on national samples. More details about our international survey methodology and country-specific sample designs are [available here](http://alpha.pewresearch.org/pewresearch-org/methods/interactives/international-methodology/mobile-technology-and-its-social-impact/all-country/all-year).

---

**Next:** [Appendix A: How smartphone and social media use relate to social network diversity](https://alpha.pewresearch.org/pewresearch-org/internet/2019/08/22/appendix-a-how-smartphone-and-social-media-use-relate-to-social-network-diversity/markdown)