Koeun Choi

Thank you for highlighting our paper with Drs. @seydaozcan.bsky.social and Yea-Ji Hong!

For those who may be interested, free eprint access (50 available) is available ⬇️
www.tandfonline.com/eprint/KKCMA...

02.02.2026 20:25 — 👍 1    🔁 1    💬 0    📌 0

Early Media Use Predicts Later Executive Function Difficulties Through Problematic Media Use: A Cross-Lagged Panel Model Testing Bidirectional Relations in Middle Childhood with an Early Childhood Med... Pervasive digital media use in early childhood raises concerns about problematic media use and executive functions. Yet, limited research has examined its long-term predictive effects and bidirecti...

New publication in Media Psychology! 🎉
We examine how media use at age 6 predicts later executive function difficulties via problematic media use, with Drs. Meryem Şeyda Özcan and Yea-Ji Hong.

⬇️ Free access via eprints (50 available):
www.tandfonline.com/eprint/KKCMA...

02.02.2026 18:53 — 👍 1    🔁 1    💬 0    📌 0

Excited to share that the ISSBD 2026 Biennial Meeting will be held in Incheon, South Korea 🇰🇷 (June 21–25, 2026)!
- Call for Abstracts open now – deadline Dec 1, 2025 (KST): 2026biennial.issbd.org/call-for-abs...
- See below for more ⬇️

04.11.2025 17:18 — 👍 2    🔁 2    💬 0    📌 0

We have a wide range of faculty expertise across the department and within our Child and Adolescent Development Area. Check out more information below. I collaborate often with @koeun.bsky.social! Feel free to email me directly at chornburg@vt.edu if you have any questions!

30.10.2025 01:41 — 👍 1    🔁 1    💬 0    📌 0

The CoDeS Lab is at #SRCD2025!✈️ We're excited to share our latest research on the role of digital media and AI in early development—from math learning to creativity and self-regulation. Presented by Jisun Kim, Mahmut Sami Gurdal, and Jing Chen.

01.05.2025 16:08 — 👍 2    🔁 0    💬 0    📌 0

Led by Daniel Vargas Diaz in collaboration with Sang Won Lee, @cbhornburg.bsky.social, Jisun Kim, and Sulakna Karunaratna.

04.03.2025 19:29 — 👍 1    🔁 0    💬 0    📌 0

📣 Our paper "Exploring parent involvement in e-book joint reading with voice agents" is now published!
- We explore how AI voice agents can enhance parent-child joint reading by designing "TaleMate".
- Read it for free until April 23, 2025 here: 🔗 authors.elsevier.com/a/1kiWY3pfaR...

04.03.2025 19:29 — 👍 3    🔁 0    💬 1    📌 1

Young Children’s Directed Question Asking in Preschool Classrooms Question asking is a prevalent aspect of children’s speech, providing a means by which young learners can rapidly gain information about the world. Previous research has demonstrated that children exh...

Now out in Behavioral Science! 🎉 "Young Children’s Directed Question Asking in Preschool Classrooms"

doi.org/10.3390/bs14...

Even in less structured settings like free play, children are strategic in their question-asking behavior... (1/3)

29.08.2024 19:31 — 👍 9    🔁 2    💬 1    📌 0