Qualitative Reasoning Group

Northwestern University


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bullet itembullet item Current Members

bullet item Faculty

bullet item Kenneth D. Forbus
Walter P. Murphy Professor of Computer Science and Professor of Education

bullet item Staff

bullet item Madeline Usher
Senior Software Developer
Currently involved in the SILC program developing CogSketch; I've also been involved in many QRG projects, including nuSketch, sKEA, and Companions. Interests include spatial reasoning, human/computer interaction, and digital assistants.


bullet item Graduate Students

bullet item Walker Demel
Walker joined QRG in Fall 2021.  His research interests include qualitative reasoning and cognitive architecture.

bullet item William Hancock
Will's research interests include analogical learning and qualitative representations for episodic memories.

bullet item Mukundan Kuthalam
Mukund joined QRG in Fall 2020.  His research interest is in knowledge representation and natural language understanding.

bullet item Constantine Nakos
Constantine Nakos joined QRG in Fall 2016.  His research interests include natural language processing, text generation, and knowledge representation.  He is currently working on NLG tools for use in QRG projects.

bullet item Taylor Olson
Taylor Olson joined QRG in Fall 2018. His interests lie at the intersection of artificial intelligence and philosophy. Currently, he is working on creating foundations for learning social and moral norms from natural language.

Danilo Neves Ribeiro
Danilo joined QRG in Spring 2017. His research interests include natural language, question answering, knowledge extraction. He wants to explore ideas on how AI system can benefit from data efficient learning methods and continuous learning.

bullet item Roberto Salas
Roberto joined QRG in Fall of 2021. His research interests include sketch understanding, language understanding, and AI for education

bullet item Wangcheng Xu
Wangcheng joined QRG in Fall of 2021. His research interests include visual understanding, language understanding, and learning to reason


bullet item Affiliated Faculty

bullet item Dedre Gentner, Professor of Psychology

bullet item Chris Riesbeck, Professor of Computer Science


bullet itembullet item Past Visitors

bullet item Tomoya Horiguchi, Kobe University
Visiting Researcher, Fall 2010 through Summer 2011

bullet item Hyeon Kyeong Kim, Hanshin University, Korea
Visiting Professor, 2004-2005
bullet item Frank Leenaars, University of Twente
Visiting Student

bullet itembullet item Alumni

bullet item Arun Ahuja, Mount Sinai Health System
M.S., 2010

bullet item Julie Baher, Illumina
Ph.D., 2000

bullet itemJames Baker, Tableau Software
M.S., 2006

bullet item David Barbella, Earlham College
Ph.D., 2016

bullet item Thomas Bittner, State University of New York at Buffalo
Postdoc, 2000-2002
bullet item Christopher Blair, Amazon
M.S. 2012

bullet item Joe Blass
Ph.D. 2023. Joe Blass was a member of Northwestern's JD-PhD program and wants to build scalable, inspectable, comprehensible legal reasoning systems.  His thesis focuses on extracting and applying legal rules from legal precedents; in the past he has worked on modeling commonsense reasoning and moral reasoning.

bullet item Mike Brokowski, University of California, Merced

bullet item Karen Elizabeth Carney, Chicago Friends School
M.S., 2007

bullet item Maria Chang, IBM Research
Ph.D., 2016

bullet item Vernell Chapman, Instinet
B.S., 2005

bullet item Kezhen Chen
Ph.D., 2021. Kezhen Chen joined QRG in Fall 2016. He is interested in qualitative reasoning in vision and language understanding, spatial reasoning, cognitive modeling and neural-symbolic models.

bullet item John Collins
Ph.D., 1994

bullet item Max Crouse
Ph.D. 2021. Max joined QRG in Fall 2015. His research interests are in building reasoning systems to acquire and handle human levels of knowledge.

bullet item Jonathan Davis, Atypon
M.S., 2010

bullet item Dennis DeCoste, Apple
Ph.D., 1994

bullet item Morteza Dehghani, University of Southern California
Ph.D., December 2009

bullet item Kevin Dill, Lockheed Martin Advanced Simulation Center
M.S., 2001

bullet item Greg Dunham, Microsoft
M.S., 2005
bullet item Patricia Dyck, Stratford Managers Corporation
M.S., 2005

bullet item John Everett, Deputy Director, DARPA I2O
Ph.D., 1997

bullet item Brian Falkenhainer, Resonant Software
Ph.D., 1989

bullet item Boi Faltings, École polytechnique fédérale de Lausanne (EPFL)
Ph.D., 1987

bullet item Ronald W. Ferguson, Leidos, Inc.
Ph.D., 2001

bullet item Scott Friedman, Smart Information Flow Technologies
Ph.D., June 2012
bullet item Daniel Halstead
Ph.D., September 2011

bullet item Tom Hinrichs
Research Associate Professor, retired

bullet item Philip Houk, Peak6
M.S., 2004

bullet item Balasubramanian ("Subu") Kandaswamy
Ph.D., 2016

bullet item Matthew Klenk, Palo Alto Research Center
Ph.D., 2009

bullet item Sven Kuehne, NATO
Ph.D., June 2004

bullet item Chen Liang
Ph.D. 2018, now at Google Brain

bullet item Kate Lockwood, St. Paul Academy and Summit School
Ph.D., December 2009

bullet item Andrew Lovett, US Naval Research Laboratory
Ph.D., June 2012

bullet item Joyce Ma, Exploratorium
Ph.D., June 2001

bullet item Clifton McFate, Elemental Cognition
Ph.D. 2018

bullet item Matt McLure
Ph.D., 2019. Matt McLure wants to investigate what it would take for a cognitive architecture to participate in robust concept learning through long-term, multi-modal interaction. To this end, he is particularly interested in active learning techniques, flexible representation schemes, re-representation strategies, and sketch understanding. He has been with QRG since the fall of 2009, and is involved in the Freeciv, Companions, and CogSketch projects.

bullet item Cara J. Meverden, Medium.com

bullet item Paul Nielsen, Fulcrum Edge, Inc.
Ph.D., 1988

bullet item Praveen Paritosh, Google
Ph.D., 2007

bullet item Yusuf Pisan, University of Technology Sydney
Ph.D., 1998

bullet item Irina Rabkina
Ph.D. 2020. Irina joined QRG in fall 2015. She is interested in using artificial intelligence techniques to improve our understanding of human cognition, and our understanding of human cognition to improve artificial intelligence techniques. She is currently working on modeling Theory of Mind. 

bullet item Abhishek Sharma, Cycorp
Ph.D., 2011

bullet item Nikitas Sgouros, University of Piraeus
Ph.D., 1994
bullet item Emmett Tomai, The University of Texas Rio Grande Valley
Ph.D., December 2009

bullet item Leo C. Ureel II, Michigan Tech
bullet item Jon Wetzel, Arizona State University
Ph.D., 2014
bullet item Willie Wilson

bullet item Jin Yan-Staal, SL Capital Partners
M.S., 2006

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