Matt Southward
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mattsouthward.bsky.social
Matt Southward
@mattsouthward.bsky.social
Assistant Prof at Ohio State / UChicago, OSU, Duke, & UK alum / BPD, DBT, emotion regulation flexibility / CV: bit.ly/4oL4fOM / Scholar: bit.ly/3PMktZT / Lab: u.osu.edu/mattlab/
Finally, Luke LaFreniere found that undergrads who painted reported more pleasure, mastery, meaning, flow, intrinsic motivation, vitality, self-confidence, & less fatigue than undergrads who looked at a set of expert watercolors 🎨 #ActiveVsPassiveBehavioralActivation
November 23, 2025 at 10:02 PM
Małgorzata Gambin found that female sexual problems did not load with other internalizing symptoms in a @hitop-system.bsky.social -informed model in a sample of 224 Polish women 🇵🇱
November 23, 2025 at 4:29 PM
I just heard! Thanks for the connection 🙏🏻🤝 All the clinical prediction at APS!
November 20, 2025 at 12:49 PM
And we’ve got some (very basic) cognitive therapy for anxiety data that could fit too!
November 20, 2025 at 3:34 AM
😫
November 20, 2025 at 2:24 AM
Schrödinger’s LLL!
November 19, 2025 at 3:06 AM
And shoutouts to @shannonsauerzavala.bsky.social and the TIPS Lab crew for being patient with this paper-in-a-year-and-a-half! 🥳

It was just accepted at Psych Assessment today so the published version should be available soon.
October 7, 2025 at 5:37 PM
So if you want to capture between-person differences, use any instructions but if you might want to capture within-person differences, matching the instructions to your timeframe is probably the way to go.

Feedback, comments, and questions very much welcome!
October 7, 2025 at 5:37 PM
We think focusing people on a consistent timeframe improves their within-person reliabilities but keeping other aspects of the measures consistent ensures we're still assessing the same personality construct. 👯
October 7, 2025 at 5:37 PM
Within-person relations with anxiety, depression, quality of life, & functioning:

✅ Generally stronger for weekly instructions (as expected)

osf.io/gznav/files/...
OSF
osf.io
October 7, 2025 at 5:37 PM
Within-person means & standard deviations:

Weekly instructions condition:
⬇️ Somewhat lower means (as expected)
⬆️ Higher standard deviations (as expected)
October 7, 2025 at 5:37 PM
Are they measuring the same underlying personality construct?

✅ Generally, yes!

Although model fit significantly improved for some measures when we let the 2 instruction conditions differ, these improvements were fairly modest & mostly with the NEO (general personality).
October 7, 2025 at 5:37 PM