We have extended the abstract submission deadline to January 5th, 2026!!! Enjoy your holiday season😘 sites.google.com/view/icsd202...

Wondering what our Happi coats look like? Check out Mr. N.M. in size XL! (Size L would fit him well too.) Thank you, Mr. N.M., for letting us share these photos!

And finally, with Topics and Scope! We invite submissions of research on topics broadly related to social dilemmas. Research providing insights into how people approach and resolve conflicts between self-interest and collective interests is of particular relevance…(scroll down on landing page below)

Conference goods (T-shirts and traditional Japanese happi coats) for #ICSD2026 are open for order! Proceeds from conference goods sales will go directly toward supporting conference operations, helping us create an even better experience for everyone! sites.google.com/view/icsd202...

Updates for #ICSD2026 1. Instructions for ID registration and abstract submission of the system have been uploaded. 2. A Travel Stipend for Presenters from Developing Countries is additionally provided. See the conference site for details. sites.google.com/view/icsd202...

Abstract submission for #ICSD2026 is now OPEN!! Submit by December 22, 2025, 23:59 JST (14:59 UTC). Please visit our website for more details: sites.google.com/view/icsd202... *Registration and hotel reservations will be open in February 2026.

🌏 #ICSD2026 is on! Great meeting, amazing location, and an even cooler logo! 😄 Join us in Shimonoseki, Japan! 🇯🇵

The website is now up for one of my two favourite meetings – the biannual International Conference on Social Dilemmas. Abstracts due 22 December. sites.google.com/view/icsd2026 (My other favourite is @ehbea.bsky.social, but I often miss both these years. @ic2s2.bsky.social also rocks.)

🎉 We're excited to announce that the #ICSD2026 (Jun 1-5, 2026)website is now live! sites.google.com/view/icsd2026 📅 Key dates Nov 2025: Abstract submission opens Dec 22, 2025: Submission deadline Late Feb 2026: Acceptance notifications Apr 3, 2026: Registration closes Jun 1, 2026: Conference begins

#ICSD2026 in Shimonoseki is coming