Hadi Hosseini
@hadihoss.bsky.social
Associate professor @Penn_State | PhD @UofWaterloo | postdoc @SCSatCMU.
AI/CS/Econ.
Teaching machines to behave socially & #sapiens to behave optimally!
AI/CS/Econ.
Teaching machines to behave socially & #sapiens to behave optimally!
Reposted by Hadi Hosseini
Hadi Hosseini, Shraddha Pathak, Yu Zhou
Non-Monotonicity in Fair Division of Graphs
https://arxiv.org/abs/2511.03629
Non-Monotonicity in Fair Division of Graphs
https://arxiv.org/abs/2511.03629
November 6, 2025 at 5:04 AM
Hadi Hosseini, Shraddha Pathak, Yu Zhou
Non-Monotonicity in Fair Division of Graphs
https://arxiv.org/abs/2511.03629
Non-Monotonicity in Fair Division of Graphs
https://arxiv.org/abs/2511.03629
Reposted by Hadi Hosseini
Nominate your final-year TCS PhD students or postdoc for the 2025 Chicago Junior Theorists Workshop (hosted by Northwestern and TTIC).
theory.cs.northwestern.edu/2025/10/30/2...
theory.cs.northwestern.edu/2025/10/30/2...
2025 Chicago Junior Theorists Workshop (Call for Nominations) | Northwestern CS Theory Group
We seek nominations of outstanding final-year Ph.D. students and postdocs to attend and present their recent research at the 2025 Chicago Junior Theoris...
theory.cs.northwestern.edu
October 30, 2025 at 8:24 PM
Nominate your final-year TCS PhD students or postdoc for the 2025 Chicago Junior Theorists Workshop (hosted by Northwestern and TTIC).
theory.cs.northwestern.edu/2025/10/30/2...
theory.cs.northwestern.edu/2025/10/30/2...
Reposted by Hadi Hosseini
Toby Walsh's 'The Shortest History of AI': Your 6-Hour AI Guide queenoftreasures.com/2025/10/01/t...
Toby Walsh’s ‘The Shortest History of AI’: Your 6-Hour AI Guide
Artificial Intelligence (AI) was born on International Panic Day. Slightly weird, but then babies do cry when they come out of the womb. Whether that was an omen for today’s disruptive black …
queenoftreasures.com
October 23, 2025 at 7:44 AM
Toby Walsh's 'The Shortest History of AI': Your 6-Hour AI Guide queenoftreasures.com/2025/10/01/t...
🧠 Can large language models actually reason? Not just in math or logic puzzles, but in structured, algorithmic domains?
Our new @neuripsconf.bsky.social paper "Matching Markets Meet LLMs: Algorithmic Reasoning with Ranked Preferences", explores this question.
Our new @neuripsconf.bsky.social paper "Matching Markets Meet LLMs: Algorithmic Reasoning with Ranked Preferences", explores this question.
October 22, 2025 at 3:51 AM
🧠 Can large language models actually reason? Not just in math or logic puzzles, but in structured, algorithmic domains?
Our new @neuripsconf.bsky.social paper "Matching Markets Meet LLMs: Algorithmic Reasoning with Ranked Preferences", explores this question.
Our new @neuripsconf.bsky.social paper "Matching Markets Meet LLMs: Algorithmic Reasoning with Ranked Preferences", explores this question.
Reposted by Hadi Hosseini
We are thrilled to announce the new podcast series, “Generations in Dialogue: Bridging Perspectives in AI.” Through this series, we aim to represent diverse perspectives across generations, fostering rich conversations about the ever changing landscape of AI. aaai.org/generations-...
Podcast: “Generations in Dialogue: Bridging Perspectives in AI.” - AAAI
About AAAI: Dedicated to advancing the understanding of the thought and intelligent behavior and their embodiment in machines.
aaai.org
October 7, 2025 at 5:00 PM
We are thrilled to announce the new podcast series, “Generations in Dialogue: Bridging Perspectives in AI.” Through this series, we aim to represent diverse perspectives across generations, fostering rich conversations about the ever changing landscape of AI. aaai.org/generations-...
When we ask large language models to make or recommend decisions, who gets resources, opportunities, or aid, whose values are they representing?
A short🧵on our new #NeurIPS2025 paper: “Distributive Fairness in Large Language Models: Evaluating Alignment with Human Values.”
A short🧵on our new #NeurIPS2025 paper: “Distributive Fairness in Large Language Models: Evaluating Alignment with Human Values.”
October 4, 2025 at 11:39 PM
When we ask large language models to make or recommend decisions, who gets resources, opportunities, or aid, whose values are they representing?
A short🧵on our new #NeurIPS2025 paper: “Distributive Fairness in Large Language Models: Evaluating Alignment with Human Values.”
A short🧵on our new #NeurIPS2025 paper: “Distributive Fairness in Large Language Models: Evaluating Alignment with Human Values.”
Reposted by Hadi Hosseini
The abstracts submission deadline for the main technical tracks is fast approaching! Don't miss your chance to present your research in Cyprus and connect with top experts in Autonomous Agents and Multiagent Systems🔔
📅 Submission deadline: October 1, 2025
#AAMAS2026 #Cyprus #AutonomousAgents
📅 Submission deadline: October 1, 2025
#AAMAS2026 #Cyprus #AutonomousAgents
September 11, 2025 at 8:01 AM
The abstracts submission deadline for the main technical tracks is fast approaching! Don't miss your chance to present your research in Cyprus and connect with top experts in Autonomous Agents and Multiagent Systems🔔
📅 Submission deadline: October 1, 2025
#AAMAS2026 #Cyprus #AutonomousAgents
📅 Submission deadline: October 1, 2025
#AAMAS2026 #Cyprus #AutonomousAgents
Reposted by Hadi Hosseini
The Undergraduate Consortium hosted at the AAAI-26 is a two-day program held in conjunction with the main conference. The AAAI-UC features speakers, workshops, and events tailored to undergraduate students that will immerse them in the field of artificial intelligence. aaai.org/conference/a...
AAAI-26 Undergraduate Consortium: Call for Participation - AAAI
aaai.org
September 19, 2025 at 7:01 PM
The Undergraduate Consortium hosted at the AAAI-26 is a two-day program held in conjunction with the main conference. The AAAI-UC features speakers, workshops, and events tailored to undergraduate students that will immerse them in the field of artificial intelligence. aaai.org/conference/a...
Reposted by Hadi Hosseini
I'm hiring again! Please share. I'm recruiting a postdoc research fellow in human-centred AI for scalable decision support. Join us to investigate how to balance scalability and human control in medical decision support. Closing date: 4 October (AEST).
uqtmiller.github.io/recruitment/
uqtmiller.github.io/recruitment/
Recruitment
uqtmiller.github.io
September 16, 2025 at 4:34 AM
I'm hiring again! Please share. I'm recruiting a postdoc research fellow in human-centred AI for scalable decision support. Join us to investigate how to balance scalability and human control in medical decision support. Closing date: 4 October (AEST).
uqtmiller.github.io/recruitment/
uqtmiller.github.io/recruitment/
Reposted by Hadi Hosseini
🎓 Are you interested in participating in #AAMAS2026?
🔹 Blue Sky Ideas Special Track
🔹 JAAMAS Track
🔹 AAAI Track
🔹 Demonstrations
👉 Explore the details and join us in shaping the future of autonomous agents and multiagent systems: cyprusconferences.org/aamas2026
#ArtificialIntelligence
🔹 Blue Sky Ideas Special Track
🔹 JAAMAS Track
🔹 AAAI Track
🔹 Demonstrations
👉 Explore the details and join us in shaping the future of autonomous agents and multiagent systems: cyprusconferences.org/aamas2026
#ArtificialIntelligence
August 27, 2025 at 8:01 AM
🎓 Are you interested in participating in #AAMAS2026?
🔹 Blue Sky Ideas Special Track
🔹 JAAMAS Track
🔹 AAAI Track
🔹 Demonstrations
👉 Explore the details and join us in shaping the future of autonomous agents and multiagent systems: cyprusconferences.org/aamas2026
#ArtificialIntelligence
🔹 Blue Sky Ideas Special Track
🔹 JAAMAS Track
🔹 AAAI Track
🔹 Demonstrations
👉 Explore the details and join us in shaping the future of autonomous agents and multiagent systems: cyprusconferences.org/aamas2026
#ArtificialIntelligence
Reposted by Hadi Hosseini
📢 Call for AAAI-26 Doctoral Consortium Submissions
(Deadline: September 30 AoE)
Doctoral students in the AI community are invited to apply to the Doctoral Consortium at #AAAI26, held on January 20-21 2026 in Singapore!
aaai.org/conference/a...
(Deadline: September 30 AoE)
Doctoral students in the AI community are invited to apply to the Doctoral Consortium at #AAAI26, held on January 20-21 2026 in Singapore!
aaai.org/conference/a...
Thirty-First AAAI/SIGAI Doctoral Consortium: Call for Proposals - AAAI
aaai.org
August 12, 2025 at 8:39 PM
📢 Call for AAAI-26 Doctoral Consortium Submissions
(Deadline: September 30 AoE)
Doctoral students in the AI community are invited to apply to the Doctoral Consortium at #AAAI26, held on January 20-21 2026 in Singapore!
aaai.org/conference/a...
(Deadline: September 30 AoE)
Doctoral students in the AI community are invited to apply to the Doctoral Consortium at #AAAI26, held on January 20-21 2026 in Singapore!
aaai.org/conference/a...
Reposted by Hadi Hosseini
#Workshop Third Workshop on Computational Fair Division #CFD2025 #Keynote 🗣️Dominik Peters, University of Oxford🗨️ #IJCAI2025 sites.google.com/view/fairdiv...
August 11, 2025 at 8:54 AM
#Workshop Third Workshop on Computational Fair Division #CFD2025 #Keynote 🗣️Dominik Peters, University of Oxford🗨️ #IJCAI2025 sites.google.com/view/fairdiv...
📢💥 Call for AAAI-26 Bridge Program Proposals (Deadline Extended to August 29)💥📢
We invite proposals for the Bridge Program of the 40th AAAI Conference on Artificial Intelligence (AAAI-26). The Bridge Program will be held January 20-21, 2026 in Singapore!
@realaaai.bsky.social
We invite proposals for the Bridge Program of the 40th AAAI Conference on Artificial Intelligence (AAAI-26). The Bridge Program will be held January 20-21, 2026 in Singapore!
@realaaai.bsky.social
August 8, 2025 at 9:04 PM
📢💥 Call for AAAI-26 Bridge Program Proposals (Deadline Extended to August 29)💥📢
We invite proposals for the Bridge Program of the 40th AAAI Conference on Artificial Intelligence (AAAI-26). The Bridge Program will be held January 20-21, 2026 in Singapore!
@realaaai.bsky.social
We invite proposals for the Bridge Program of the 40th AAAI Conference on Artificial Intelligence (AAAI-26). The Bridge Program will be held January 20-21, 2026 in Singapore!
@realaaai.bsky.social
Less than 24 hours left to the deadline: Don't forget to submit your abstracts!
@realaaai.bsky.social
@realaaai.bsky.social
🚨 Call for Papers – AAAI 2026 🚨
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Main Technical Track: Call for Papers - AAAI
aaai.org
July 25, 2025 at 4:29 PM
Less than 24 hours left to the deadline: Don't forget to submit your abstracts!
@realaaai.bsky.social
@realaaai.bsky.social
Reposted by Hadi Hosseini
A conference in Paphos isn’t just about meetings and speeches—it’s about the full experience! 🎊 Don’t let AAMAS 2026 be just another gathering. Check out these exciting activities for hosts to elevate the experience! 🚀
🔗 cyprusconferences.org/paphos-sight...
#AAMAS2026
🔗 cyprusconferences.org/paphos-sight...
#AAMAS2026
Top Activities in Paphos: From Ancient Ruins to Coastal Wonders
Explore the top places to visit in Paphos, from ancient ruins to beautiful beaches. Discover the rich history and vibrant culture of this stunning Cypriot city
cyprusconferences.org
July 2, 2025 at 8:45 AM
A conference in Paphos isn’t just about meetings and speeches—it’s about the full experience! 🎊 Don’t let AAMAS 2026 be just another gathering. Check out these exciting activities for hosts to elevate the experience! 🚀
🔗 cyprusconferences.org/paphos-sight...
#AAMAS2026
🔗 cyprusconferences.org/paphos-sight...
#AAMAS2026
🚨 Call for Papers – AAAI 2026 🚨
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Main Technical Track: Call for Papers - AAAI
aaai.org
June 23, 2025 at 3:57 PM
🚨 Call for Papers – AAAI 2026 🚨
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Got groundbreaking AI research?
🚀 Algorithms, Agents, Ethics, LLMs, Robotics, Ethics, & more? we want it all.
📝 Submit by Aug. 1, 2025 (abstract: July 25)
🔗 CFP: aaai.org/conference/a...
#AAAI26 #CFP #ML #Ethics #AI #Agents
@realaaai.bsky.social
Reposted by Hadi Hosseini
That's a wrap for day #4 @aamasconf.bsky.social . I did not present anything today but I am honored that we received the best paper award!
Thanks to everyone who made it happen! 👇 1/2
Thanks to everyone who made it happen! 👇 1/2
May 23, 2025 at 3:42 AM
That's a wrap for day #4 @aamasconf.bsky.social . I did not present anything today but I am honored that we received the best paper award!
Thanks to everyone who made it happen! 👇 1/2
Thanks to everyone who made it happen! 👇 1/2
Check out the program of Games, Agents, and Incentives Workshop @aamasconf.bsky.social
Many fascinating talks +
Two keynotes, Evi Micha and Haifeng Xu +
And a joint celeberatory session honoring Jeff Rosenschein. Speakers: Edith Elkind and Ariel Procaccia
preflib.github.io/gaiw2025/pro...
Many fascinating talks +
Two keynotes, Evi Micha and Haifeng Xu +
And a joint celeberatory session honoring Jeff Rosenschein. Speakers: Edith Elkind and Ariel Procaccia
preflib.github.io/gaiw2025/pro...
Program
The 7th Games, Agents, and Incentives workshop will be held at AAMAS 2025 This year, we will be wrapping up our workshop with a joint session with the [Joint Event For Faculty Retirement](https://site...
preflib.github.io
May 18, 2025 at 2:26 PM
Check out the program of Games, Agents, and Incentives Workshop @aamasconf.bsky.social
Many fascinating talks +
Two keynotes, Evi Micha and Haifeng Xu +
And a joint celeberatory session honoring Jeff Rosenschein. Speakers: Edith Elkind and Ariel Procaccia
preflib.github.io/gaiw2025/pro...
Many fascinating talks +
Two keynotes, Evi Micha and Haifeng Xu +
And a joint celeberatory session honoring Jeff Rosenschein. Speakers: Edith Elkind and Ariel Procaccia
preflib.github.io/gaiw2025/pro...
Send in your cool papers on fair allocation of resources 👇
This year we have a Video Competition as well thanks to Arpita Biswas, Rohit Vaish, Justin Payan, Sanjukta Roy, Josh Kavner, and Yair Zick.
This year we have a Video Competition as well thanks to Arpita Biswas, Rohit Vaish, Justin Payan, Sanjukta Roy, Josh Kavner, and Yair Zick.
#IJCAIworkshop Third Workshop on Computational Fair Division #CFP Paper submission deadline: 30 April 2025 🌐https://sites.google.com/view/fairdivisionworkshop2025/call-for-contributions?authuser=0
#IJCAI2025 #Research #Innovation
#IJCAI2025 #Research #Innovation
April 29, 2025 at 2:05 AM
Send in your cool papers on fair allocation of resources 👇
This year we have a Video Competition as well thanks to Arpita Biswas, Rohit Vaish, Justin Payan, Sanjukta Roy, Josh Kavner, and Yair Zick.
This year we have a Video Competition as well thanks to Arpita Biswas, Rohit Vaish, Justin Payan, Sanjukta Roy, Josh Kavner, and Yair Zick.
Reposted by Hadi Hosseini
Are you at @iclr-conf.bsky.social ? Check out our new work on game-theoretic evaluation of language models!
Also go say hi 👋 and chat with @liusiqi.bsky.social, @drimgemp.bsky.social, and @lukemarris.bsky.social in person! 🤩
Also go say hi 👋 and chat with @liusiqi.bsky.social, @drimgemp.bsky.social, and @lukemarris.bsky.social in person! 🤩
Frontier models are often compared on crowdsourced user prompts - user prompts can be low-quality, biased and redundant, making "performance on average" hard to trust.
Come find us at #ICLR2025 to discuss game-theoretic evaluation (shorturl.at/0QtBj)! See you in Singapore!
Come find us at #ICLR2025 to discuss game-theoretic evaluation (shorturl.at/0QtBj)! See you in Singapore!
Re-evaluating Open-Ended Evaluation of Large Language Models
A case study using the livebench.ai leaderboard.
shorturl.at
April 18, 2025 at 4:46 PM
Are you at @iclr-conf.bsky.social ? Check out our new work on game-theoretic evaluation of language models!
Also go say hi 👋 and chat with @liusiqi.bsky.social, @drimgemp.bsky.social, and @lukemarris.bsky.social in person! 🤩
Also go say hi 👋 and chat with @liusiqi.bsky.social, @drimgemp.bsky.social, and @lukemarris.bsky.social in person! 🤩
Basic research is essential; otherwise, we risk yielding to "the dangerous tendency to forgo pure curiosity in favor of supposed pragmatism."
The Long Game of Research (by Vardi): cacm.acm.org/opinion/the-...
The Long Game of Research (by Vardi): cacm.acm.org/opinion/the-...
The Long Game of Research – Communications of the ACM
cacm.acm.org
March 15, 2025 at 4:10 AM
Basic research is essential; otherwise, we risk yielding to "the dangerous tendency to forgo pure curiosity in favor of supposed pragmatism."
The Long Game of Research (by Vardi): cacm.acm.org/opinion/the-...
The Long Game of Research (by Vardi): cacm.acm.org/opinion/the-...
AAMAS is here!
Join Us for AAMAS 2025 in Detroit! Registration Now Open!
We are excited to announce that registration for AAMAS 2025 is now open! Don’t miss out — register today at aamas2025.org/index.php/co....
See you in Detroit! 🚀
We are excited to announce that registration for AAMAS 2025 is now open! Don’t miss out — register today at aamas2025.org/index.php/co....
See you in Detroit! 🚀
Registration – AAMAS 2025 Detroit
aamas2025.org
February 28, 2025 at 2:46 AM
AAMAS is here!
Reposted by Hadi Hosseini
Looking for a principled evaluation method for ranking of *general* agents or models, i.e. that get evaluated across a myriad of different tasks?
I’m delighted to tell you about our new paper, Soft Condorcet Optimization (SCO) for Ranking of General Agents, to be presented at AAMAS 2025! 🧵 1/N
I’m delighted to tell you about our new paper, Soft Condorcet Optimization (SCO) for Ranking of General Agents, to be presented at AAMAS 2025! 🧵 1/N
February 24, 2025 at 3:25 PM
Looking for a principled evaluation method for ranking of *general* agents or models, i.e. that get evaluated across a myriad of different tasks?
I’m delighted to tell you about our new paper, Soft Condorcet Optimization (SCO) for Ranking of General Agents, to be presented at AAMAS 2025! 🧵 1/N
I’m delighted to tell you about our new paper, Soft Condorcet Optimization (SCO) for Ranking of General Agents, to be presented at AAMAS 2025! 🧵 1/N
The deadline has been extended (Feb 18); submit your new and upcoming work asap!
Details: preflib.github.io/gaiw2025/
Submission deadline: Feb 11th
Organizers:
Ben Abramowitz, Haris Aziz, Michael Curry, John P. Dickerson, Hadi Hosseini, Nicholas Mattei, Svetlana Obraztsova, Zinovi Rabinovich, Alan Tsang, Tomasz Wąs
Submission deadline: Feb 11th
Organizers:
Ben Abramowitz, Haris Aziz, Michael Curry, John P. Dickerson, Hadi Hosseini, Nicholas Mattei, Svetlana Obraztsova, Zinovi Rabinovich, Alan Tsang, Tomasz Wąs
Welcome to GAIW 2025
A Workshop at AAMAS 2025
preflib.github.io
February 15, 2025 at 2:32 PM
The deadline has been extended (Feb 18); submit your new and upcoming work asap!
Reposted by Hadi Hosseini
Trying to imagine life post-EC-deadline? Mark your calendar for the fifth annual SIGecom Winter Meeting! March 6, 11am-5pm ET, focused on the interplay of Market Design and Generative AI!
Registration is free but required, sign-up below!
Registration is free but required, sign-up below!
Registration: SIGecom Winter Meeting 2025
March 6, 2025 on Virtual Chair.
docs.google.com
January 30, 2025 at 3:34 PM
Trying to imagine life post-EC-deadline? Mark your calendar for the fifth annual SIGecom Winter Meeting! March 6, 11am-5pm ET, focused on the interplay of Market Design and Generative AI!
Registration is free but required, sign-up below!
Registration is free but required, sign-up below!