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Guy Abel

@guyabel.bsky.social

630 followers 270 following 15 posts

Professor at HKU. Statistical demographer working on estimating #migration and demographic forecasting, mainly using #rstats.

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Sociology 36%

Political science 36%

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Guy Abel @guyabel.bsky.social · May 6

Thank you, Philippe. Much appreciated.

Guy Abel @guyabel.bsky.social · May 2

Work led by Guanghua Chi, with Eugenia Giraudy, Mike Bailey (Meta) and @drew-johnston.bsky.social

Guy Abel @guyabel.bsky.social · May 2

The @nytopinion.nytimes.com provides some amazing #dataviz of the estimates (behind their paywall): www.nytimes.com/interactive/...

Guy Abel @guyabel.bsky.social · May 2

We estimate a 64% decrease in migration during the #COVID19 pandemic, followed by a rebound in 2022 to a rate 24% higher than pre-pandemic levels.

#poptwitter @iiasa.ac.at

Guy Abel @guyabel.bsky.social · May 2

We estimated 39.1 million international migrants in 2022, representing 0.63% of the population in the sampled countries.

Our figures correlated strongly with migration data from official statistics.

The estimates are #OpenAccess on HDX: data.humdata.org/dataset/inte...

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Guy Abel @guyabel.bsky.social · Apr 18

Another non-paywalled link: www.nytimes.com/interactive/...

Opinion | To Understand Global Migration, You Have to See It First (Gift Article)

These estimates, drawn from the location data of three billion Facebook users, provide a view of human migration in extraordinary detail.

www.nytimes.com

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Guy Abel @guyabel.bsky.social · Apr 17

Free link to the article: nyti.ms/4lEMIXS
Free link the the data explorer: nyti.ms/3Gd9Uw9

Neither require NYT subscription

Opinion | To Understand Global Migration, You Have to See It First (Gift Article)

These estimates, drawn from the location data of three billion Facebook users, provide a view of human migration in extraordinary detail.

nyti.ms

1 4

Guy Abel @guyabel.bsky.social · Apr 17

Full #OpenAccess to the estimates will come soon, when the journal paper based on the work is published.

Guy Abel @guyabel.bsky.social · Apr 17

An arxiv paper on our method, led by Meta Data for Good researchers, is out now: arxiv.org/abs/2504.11691

Measuring Global Migration Flows using Online Data

Existing estimates of human migration are limited in their scope, reliability, and timeliness, prompting the United Nations and the Global Compact on Migration to call for improved data collection. Us...

arxiv.org

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Reposted by Robert McLeman

Guy Abel @guyabel.bsky.social · Mar 27

Updated global #migration flow estimates to match new @UNDESA stock data

📄Bilateral: doi.org/10.6084/m9.f...
📄Bilateral by sex: doi.org/10.6084/m9.f...

🖥️Update details: guyabel.com/publication/...

📔Original @ScientificData papers: nature.com/articles/s41... & www.nature.com/articles/s41...

1 13 30

Reposted by Francisco Rowe

Guy Abel @guyabel.bsky.social · Mar 3

🚨JOB ALERT🚨

We are recruiting for multiple Research Assistant Professor (RAP) / Post-doctoral Fellow (PDF) positions in the HKU Research Hub of Population Studies.
jobs.hku.hk/en/job/53127...

#demography #population #poptwitter #hongkong

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Reposted by Guy Abel

Chris Levesque @cmlevesque.bsky.social · Dec 3

In a new open-access article in Population and Development Review, our team provides a much-needed empirical starting point for future research on the globalization of international migration. Read more here: onlinelibrary.wiley.com/doi/10.1111/...

#sociology #demography #migration

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Guy Abel @guyabel.bsky.social · Nov 18

Updated country-to-country #migration flow estimates for WPP2024

📄Bilateral: doi.org/10.6084/m9.f...
📄Bilateral by sex: doi.org/10.6084/m9.f...

🖥️Update details: guyabel.com/publication/...

📔Original Nature Scientific Data papers: nature.com/articles/s41... & nature.com/articles/s41...

Guy Abel @guyabel.bsky.social · Nov 18

Updated post on visualizing the evolution of squad compositions at UEFA European Championships #EURO2024 #rstats guyabel.com/post/uefa-ec...