Justin Long's Archive

My Weekly Roundup links weekly to 70+ events among the unreached and tells why they matter. Subscribe for free today!

My Work & Analysis

01/2023 Global Christianity 1900-2100
12/2022 DMM Dashboard, 12/2022
09/2022 Over 1% of the world: a macroanalysis of 1,967 movements to Christ

Questions of Interest

05/11 How many Muslims are dying daily
04/20 Missionary attrition
10/29 Halloween pet costumes

Weekly Roundup

Each Friday I send a newsletter to 1,600 mission practitioners, leaders, and activists, noting events affecting over 1% of unreached populations, how they fit into ongoing trends, and how they represent opportunities or barriers to the Gospel. It’s free: SUBSCRIBE.
The Premium Edition ($10/mo or $100/yr) adds short comments on each event, links to longer analysis found elsewhere, and my weekly column. See a sample


Prayer Guides: to pray for unreached peoples and places.
Charts I refer to, incl. DMM Dashboard & State of Global Christianity
Tools I use, updated for 2022.
Recommended Reads for mission and movements.
Biographies of notable missionaries.
Books I have recently read: 2021, 2022, 2023.

About me

Contact me via email: justinlong@gmail.com, justin@beyond.org
Donate to the work of mission research via Beyond


Mission Frontiers, January 2023. How long to reach the goal?

CMIW, October 2022. More than 1%.

Beyond, 2022. Global Movement Dashboard: 1,850 DMMs, 99.9 million believers

Mission Frontiers, 2021. Why rapid growth declines as movements grow in size.

GAP for FTT, 2020. Onsite Research and Simple Planning. (Video)

GAP for FTT, 2020. Movement Data - an In-depth Update. (Video)

Mission Frontiers, 2020. 1% of the world: 1,369 movements to Christ.

Mission Frontiers, 2014. The Brutal Facts.

Mission Frontiers, 2006. What it takes: more than churches.