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Yelp’s restaurant review platform awards an ‘elite’ badge to top contributors, acknowledging their role in shaping user experiences. However, new research by Associate Professor Warut Khern-am-nuai reveals that the influence of these elite reviewers persists even if they lose their official status.

Classified as: Warut Khern-am-nuai, Information Systems (T)
Published on: 6 Nov 2024

Warut Khern-am-nuai

Authors: Vandith Pamuru, Wreetabrata Kar and Warut Khern-am-nuai

Publication: Production and Operations Management
Articles in advance — published online: June 21, 2024

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Classified as: desautels research, Information Systems (T), Warut Khern-am-nuai
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Published on: 29 Apr 2024

Congratulations to the McGill Desautels professors who received 2023 SSHRC Insight Grants.


The Social Sciences and Humanities Research Council of Canada (SSHRC) is the federal research funding agency that promotes and supports research and training in the humanities and social sciences.

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Classified as: Social Sciences and Humanities Research Council (SSHRC), Sustainability, Sustainability (R), SSHRC Funded, Warut Khern-am-nuai, Emmanuelle Vaast, Yongoh Roh, Gregory Weitzner, Juan Serpa, Brian Wenzel, Sanjith Gopalakrishnan, Hyunji So, Diana Dakhlallah
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Published on: 8 Apr 2024

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Ï㽶ÊÓƵ hosted its annual Bravo Gala on Thursday, March 21, which honours its faculty members and researchers who have won special awards, memberships and prizes over the past year. McGill Desautels is proud to announce 14 of its faculty amongst the distinguished honourees this year. Congratulations to our deserving laureates! Full list below.
#Bravo2024

· Geneviève Bassellier, Best AMCIS Emergent Research Forum Paper, Americas Conference on Information Systems

Classified as: Genevieve Bassellier, Sebastien Betermier, Yolande E. Chan, Maxime Cohen, Samer Faraj, Warut Khern-am-nuai, Anna Kim, Henry Mintzberg, Robert Nason, Amandine Ody-Brasier, Saibal Ray, Emmanuelle Vaast, David Schumacher, Thomas Rivera
Published on: 21 Mar 2024

Authors: Y. Adulyasak, M. C. Cohen, W. Khern-Am-Nuai and M. Krause

Publication: IEEE Engineering Management Review, Forthcoming
Articles in Advance — published online: December 1, 2023

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Classified as: desautels research, Warut Khern-am-nuai, Maxime Cohen, Information Systems (T), Operations Management (T)
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Published on: 26 Feb 2024

Authors:ÌýYinan Yu, Warut Khern-am-nuai, Alain Pinsonneault and Zaiyan Wei

Publication:ÌýJournal of Management Information Systems
Volume 40, Issue 4, December 2023, Pages 1271-1300

Classified as: desautels research, Warut Khern-am-nuai, Alain Pinsonneault, Information Systems (T)
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Published on: 12 Jan 2024

Authors: Warut Khern-am-nuai, Hyunji So, Maxime C. Cohen and Yossiri Adulyasak

Publication: Manufacturing & Service Operations Management, Forthcoming

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Restaurant review platforms, such as Yelp and Tripadvisor, routinely receive large numbers of photos in their review submissions. These photos provide significant value for users who seek to compare restaurants. In this context, the choice of cover images (i.e., representative photos of the restaurants) can greatly influence the level of user engagement on the platform. Unfortunately, selecting these images can be time consuming and often requires human intervention. At the same time, it is challenging to develop a systematic approach to assess the effectiveness of the selected images. In this paper, we collaborate with a large review platform in Asia to investigate this problem. We discuss two image selection approaches, namely crowd-based and AI-based systems. The AI-based system we use learn complex latent image features, which is further enhanced by transfer learning to overcome the scarcity of labeled data. We collaborate with the platform to deploy our AI-based system through a randomized field experiment to carefully compare both systems. We find that the AI-based system outperforms the crowd-based counterpart and boosts user engagement by 12.43%-16.05% on average. We then conduct empirical analyses on observational data to identify the underlying mechanisms that drive the superior performance of the AI-based system. Finally, we infer from our findings that the AI-based system outperforms the crowd-based system for restaurants with a (i) longer tenure on the platform, (ii) limited number of user-generated photos, (iii) lower star rating, and (iv) lower user engagement during the crowd-based system.

Classified as: PhD Program in Management, Warut Khern-am-nuai, Hyunji So, Maxime Cohen
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Published on: 23 Aug 2023

The McGill Desautels Faculty of Management proudly celebrated its Spring 2023 Convocation on Wednesday, May 31. The event served as a special recognition for the exceptional accomplishments of students who have successfully completed their degrees in the Undergraduate and Postgraduate programs during the academic year of Fall 2022 and Winter 2023. Addresses were made bt McGill Principal Deep Saini, Chancellor John H. McCall MacBain, Faculty Dean Yolande E.

Classified as: Yolande E. Chan, Warut Khern-am-nuai, Anna Kim, BCom Alumni, Convocation
Published on: 2 Jun 2023

Across programs and subject areas, the Desautels Faculty of Management recognizes the vital role that teaching plays in enriching the student experience and in inspiring the next generation of leaders.

The Distinguished Teaching Award recipientsÌýAnna KimÌýandÌýWarut Khern-am-nuaiÌýwere honoured at McGill’s 2023 Management Convocation ceremony on May 31, for their excellence in teaching.

Classified as: Faculty Awards, Anna Kim, Warut Khern-am-nuai, Ghahhar Zavosh, Melissa Marginson, Philippe Levy, Vadim di Pietro, Changseung Yoo, brian rubineau, Tatiana Gauvin, Liette Lapointe, Robert David, Sebastien Betermier
Published on: 31 May 2023

Authors: K. Zhu, Warut Khern-am-nuai and Y. Yu

Publication: Production and Operations Management, Forthcoming

Classified as: Warut Khern-am-nuai, Information Systems (T)
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Published on: 5 May 2023

Authors: Warut Khern-am-nuai, H. Ghasemkhani, D. Qiao and K.N. Kannan

Publication: Information Systems Research, Forthcoming

Classified as: Warut Khern-am-nuai, Information Systems (T)
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Published on: 5 May 2023

Ï㽶ÊÓƵ hosted its annual Bravo gala on Thursday March 30, which honours its researchers and scholars who have won special awards, memberships and prizes over the past year. Amongst the distinguished honourees from McGill Desautels are Samer Faraj, Professor and Canada Research Chair in Technology, Innovation & Organizing (Distinguished Scholar Award), Warut Khern-am-nuai, Associate Professor, Information Systems (Sandra A.

Classified as: Samer Faraj, Warut Khern-am-nuai, Patrick Augustin, Maxime Cohen
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Published on: 30 Mar 2023

We are proud to share that Warut Khern-am-nuai, Associate Professor in Information Systems, has been named to the Poets&Quants 50 Best Undergraduate Professors of 2022 list. This fifth edition of the award received more than 500 nominations from more than 50 of the best undergraduate business programs, including a dozen international schools.

Classified as: Warut Khern-am-nuai, Information Systems (T)
Published on: 12 Dec 2022

Congratulations to Warut Khern-am-nuai,ÌýAssociate Professor in Information Systems, who has won the ISS Sandra A. Slaughter Early Career Award.

Professor Warut Khern-am-nuai has been chosen by the Information Systems Society (ISS) of the Institute for Operations Research and the Management Sciences (INFORMS) as a recipient of a 2022 INFORMS - ISS Sandra A. Slaughter Early Career Award. The awards were announced at the 2022 INFORMS Annual Meeting held October 16-18, 2022, in Indianapolis.

Classified as: Warut Khern-am-nuai, Information Systems (T)
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Published on: 14 Nov 2022

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