Hans Rocha IJzerman
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ijzerman.bsky.social
Hans Rocha IJzerman
@ijzerman.bsky.social
director ABSL.io | founding editor InMind Magazine | co-founder Psych Science Accelerator, CREP, and Fédération française pour les liens sociaux | author @ WW Norton | researcher Univ of Oxford | Honorary Member Institut Universitaire de France | LONELY-EU
Reposted by Hans Rocha IJzerman
New collaborative blog post (led by @ijzerman.bsky.social and others) in which we examine the evidence for an "Epidemic of Loneliness" in the United States, and find it wanting. www.linkedin.com/pulse/from-t...
From Time Trends to Structural Barriers: Six Teams Reexamine Social Isolation in the United States
This blog post was written by Hans Rocha IJzerman, Annecy Behavioral Science Lab & University of Oxford Jeffrey Buckley, Technological University of the Shannon: Midlands Midwest Jason R. Power, Unive...
www.linkedin.com
April 24, 2025 at 11:05 AM
Reposted by Hans Rocha IJzerman
March 14, 2025 at 11:23 AM
Reposted by Hans Rocha IJzerman
🍁 Calling all Canadians!

BIG NEWS - we’ve just launched European Movement Canada 🇨🇦 🇪🇺

…to rapidly build much closer relations between Canada & Europe on all fronts.

Sign up interest here —> europeanmovement.eu/publication-...

My TikTok video on it here —> vm.tiktok.com/ZNdeRmhEa/

Please share!
March 5, 2025 at 1:01 PM
I’m sure those heterodox people will take big offense to this.
March 4, 2025 at 6:46 PM
Reposted by Hans Rocha IJzerman
I’ll never forgot a careers workshop I randomly attended at my first conference during my PhD. It the first time (pre-twitter!) I’d heard an honest conversation about career prospects in academia
January 15, 2025 at 8:47 AM
Reposted by Hans Rocha IJzerman
Do you know any early career researchers in the UK who have contributed something special to improve research practices?

The call for the 2025 Dorothy Bishop award is open now! Nominations close on 26 January 2025.

www.ukrn.org/2024/12/12/t...
December 13, 2024 at 9:35 AM
Reposted by Hans Rocha IJzerman
Want to get editing experience? If you have a PhD & are a member of a group that’s historically underrepresented in editorial roles, apply for a 1 yr editorial fellowship at one of APS’s journals (including Psych Science)! Deadline 7 Feb.
Please share!

www.psychologicalscience.org/publications...
APS Editorial Fellowship Program: Call for Applications
Deadline: February 7, 2025APS is pleased to announce the application process for the next cohort of the Editorial Fellowship Program (EFP) is now open. This program aims to increase opportunities for ...
www.psychologicalscience.org
January 12, 2025 at 6:20 PM
👋
December 26, 2024 at 9:50 AM
I had to look up events to know when they occurred!

I’d say the signing of Schengen and the Heysel drama are things I remembered.

The year after, Chernobyl and not eating spinach impressed me as a kid.
December 18, 2024 at 6:17 AM
Yeah I mean, better than São Paulo, the city with the most Italians in the world?
December 18, 2024 at 6:07 AM
And how much damage this one has done…
December 17, 2024 at 10:24 AM
(Just to be sure, I don’t actually call you a monster, but I’m trying to justify always procrastinating updating clocks).
December 14, 2024 at 2:48 PM
Which monster has actual accurate times on the oven and microwave for more than six months?
December 14, 2024 at 7:00 AM
Seconded. Recently I couldn’t walk comfortably for half a day.
December 13, 2024 at 5:08 AM
Reposted by Hans Rocha IJzerman
Reliability cannot be “good” either, unless the items show adequate properties regarding dimensionality, invariance and monotonicity of response categories. Just running alpha does not prove reliability. And yes, most measures have not been properly analyzed/tested. #psychometrics
A key point raised is that while questionnaires often show good reliability, validity has either not been properly tested or has been found to be poor

this means we know that *something* is being consistently measured, but we don't really know what that something is
December 11, 2024 at 2:24 PM
Reposted by Hans Rocha IJzerman
Homeboy stopped the wrong lady

(H/T @agirlhasnopres.bsky.social )
December 11, 2024 at 2:29 PM
Reposted by Hans Rocha IJzerman
Reposted by Hans Rocha IJzerman
Today, the government of Northrhine-Westphalia (Germany) announced its #Loneliness Action Plan. I was invited to join Minister President Hendrik Wüst at the press conference and provide my perspectives as a loneliness researcher.

Foto: Land NRW / Josua Dunst
December 10, 2024 at 12:58 PM
Reposted by Hans Rocha IJzerman
By using accurate, thoughtful terminology and focusing on comprehensive, multifaceted solutions, we can move beyond the oversimplified “epidemic” narrative and address the real drivers of #loneliness.

www.linkedin.com/pulse/misnom...

By @ijzerman.bsky.social & Marlies Maes.
Misnomers of Modern Malaise: Stop calling loneliness an epidemic By Drs Hans Rocha IJzerman & Marlies Maes
The words we use to describe social issues shape both public perception and the strategies we develop to address them. This is especially true in discussions about chronic loneliness—a serious and wid...
www.linkedin.com
December 3, 2024 at 10:39 AM
Reposted by Hans Rocha IJzerman
It's Dec 1 and you want to finally start learning R? The R advent calendaR by @kiirsti.bsky.social is an excellent place to start. Do it now! #rstats kiirstio.wixsite.com/kowen/post/t...
The 25 days of chRistmas: an R advent calendaR
Thank you for your interest in this advent calendar and learning R! R is a powerful tool for data analysis and visualization. At first, it can be really overwhelming, but after you pick up the basics,...
kiirstio.wixsite.com
December 1, 2024 at 2:17 PM
Reposted by Hans Rocha IJzerman
Bravo for @fabricefrank.bsky.social

In-depth interview. Former biologist turned computer scientist, Fabrice Frank, passionate about science, has since Covid launched into the hunt for scientific fraud. He has revealed several scandals of national magnitude.
December 1, 2024 at 8:19 AM
For France, it may be an appropriate sentiment.
November 28, 2024 at 6:03 PM
“There's always another form" - Ancient French Proverb

Just when you think you've filled out the last paper, the clerk pulls out Form 27B-6 (can only be obtained on alternating Tuesdays between 14:23 and 14:47, and must be signed in triplicate preceded by “Lu et approuvé”).​​​​​​​​​​​​​​​​
November 28, 2024 at 6:03 PM
I thought the FPP was on the shelves already but they held it back because of Stapel. Not sure if true.

Re open data, yes Stapel. I chaired the data sharing committee in Tilburg and lots happened there
November 26, 2024 at 2:28 PM
Yes, totally.
November 26, 2024 at 1:55 PM