Sheizaf Rafaeli

According to our database, Sheizaf Rafaeli authored at least 63 papers between 1996 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Conversations with Data: How Data Journalism Affects Online Comments in the New York Times.

Avner Kantor, Sheizaf Rafaeli

CoRR, 2024

2021

Introduction to the Minitrack on Mediated Conversation.

Sheizaf Rafaeli, Yoram M. Kalman, Seth C. Lewis

Proceedings of the 54th Hawaii International Conference on System Sciences, 2021

2020

Open PISA: Dashboard for Large Educational Dataset.

Avner Kantor, Sheizaf Rafaeli

Proceedings of the L@S'20: Seventh ACM Conference on Learning @ Scale, 2020

Creativity Is Connecting Things: The Role of Network Topology in Fostering Collective Creativity in Multi-Participant Asynchronous Online Discussions.

Noa Sher, Carmel Kent, Sheizaf Rafaeli

Proceedings of the 53rd Hawaii International Conference on System Sciences, 2020

2019

Coping Strategies for Youth Suffering from Online Interpersonal Rejection.

Aviv Landau, Zvi Eisikovits, Sheizaf Rafaeli

Proceedings of the 52nd Hawaii International Conference on System Sciences, 2019

When Interaction is Valuable: Feedback, Churn and Survival on Community Question and Answer Sites: The case of Stack Exchange.

Benny Bornfeld, Sheizaf Rafaeli

Proceedings of the 52nd Hawaii International Conference on System Sciences, 2019

A Wide Lens on Learning in a Networked Society: What Can We Learn by Synthesizing Multiple Research Perspectives?

Yael Kali, Iris Tabak, Dani Ben-Zvi, Christopher Hoadley, Hava Ben-Horin, Dror Angel, Keren Aridor, Osnat Atias, Ayelet Baram-Tsabari, Maya Benichou, Oren Golan, Yaela Golumbic, Yotam Hod, Carmel Kent, Adi Kidron, Hana Manor, Nakhi Mishol-Shauli, Carmit Pion, Sheizaf Rafaeli, Amit Rechavi, Malka Shacham, Amit Schejter, Noam Tirosh, Patrice L. Weiss, Oren Zuckerman

Proceedings of the 13th International Conference on Computer Supported Collaborative Learning, 2019

2018

Tailoring a Points Scoring Mechanism for Crowd-Based Knowledge Pooling.

Ganit Richter, Daphne R. Raban, Sheizaf Rafaeli

Proceedings of the 51st Hawaii International Conference on System Sciences, 2018

Introduction to the Minitrack on Mediated Conversation.

Sheizaf Rafaeli, Yoram M. Kalman, Carmel Kent

Proceedings of the 51st Hawaii International Conference on System Sciences, 2018

2017

Gamifying with badges: A big data natural experiment on Stack Exchange.

Benny Bornfeld, Sheizaf Rafaeli

First Monday, 2017

Introduction to Persistent Conversation Minitrack.

Sheizaf Rafaeli, Yoram M. Kalman, Carmel Kent

Proceedings of the 50th Hawaii International Conference on System Sciences, 2017

2016

Off the Radar: Comparative Evaluation of Radial Visualization Solutions for Composite Indicators.

Yael Albo, Joel Lanir, Peter Bak, Sheizaf Rafaeli

IEEE Trans. Vis. Comput. Graph., 2016

The effect of online interruptions on the quality of cognitive performance.

Eilat Chen Levy, Sheizaf Rafaeli, Yaron Ariel

Telematics Informatics, 2016

Interactivity in online discussions and learning outcomes.

Carmel Kent, Esther Laslo, Sheizaf Rafaeli

Comput. Educ., 2016

How Interactive is a Semantic Network? Concept Maps and Discourse in Knowledge Communities.

Carmel Kent, Sheizaf Rafaeli

Proceedings of the 49th Hawaii International Conference on System Sciences, 2016

Static vs. Dynamic Time Mapping in Radial Composite Indicator Visualization.

Yael Albo, Joel Lanir, Peter Bak, Sheizaf Rafaeli

Proceedings of the International Working Conference on Advanced Visual Interfaces, 2016

2015

Network-structured discussions for collaborative concept mapping and peer learning.

Sheizaf Rafaeli, Carmel Kent

IBM J. Res. Dev., 2015

Technology-Enhanced Learning Communities on a Continuum between Ambient to Designed: What Can We Learn by Synthesizing Multiple Research Perspectives?

Yael Kali, Iris Tabak, Dani Ben-Zvi, Adi Kidron, Meital Amzalag, Ayelet Baram-Tsabari, Sarit Barzilai, Uzi Zevik Brami, Oshra Duek, Nelly Elias, Carmel Kent, Esther Laslo, Keren S. Levy, Sheizaf Rafaeli, Tali Tal, Patrice L. Weiss, Christopher Hoadley, Paul A. Kirschner

Proceedings of the 11th International Conference on Computer Supported Collaborative Learning, 2015

2014

I just wanted to ask: A comparison of user studies of the Citizens Advice Bureau (SHIL) in Israel.

Gilad Ravid, Judit Bar-Ilan, Shifra Baruchson-Arbib, Eti Yaari, Noa Aharony, Sheizaf Rafaeli, Nirit Weiss-Blatt

J. Libr. Inf. Sci., 2014

Active players in a network tell the story: Parsimony in modeling huge networks.

Amit Rechavi, Sheizaf Rafaeli

First Monday, 2014

2012

Drivers and Inhibitors of Mobile-Payment Adoption by Smartphone Users.

Pavel Andreev, Nava Pliskin, Sheizaf Rafaeli

Int. J. E Bus. Res., 2012

Volunteers acting as information providers to citizens.

Sharon Finzi, Jenny Bronstein, Judit Bar-Ilan, Shifra Baruchson-Arbib, Sheizaf Rafaeli, Gilad Ravid

Aslib Proc., 2012

Knowledge and Social Networks in Yahoo! Answers.

Amit Rechavi, Sheizaf Rafaeli

Proceedings of the 45th Hawaii International International Conference on Systems Science (HICSS-45 2012), 2012

2011

P-MART: Towards a classification of online prediction markets.

Dorit Geifman, Daphne Ruth Raban, Sheizaf Rafaeli

First Monday, 2011

Online Pauses and Silence: Chronemic Expectancy Violations in Written Computer-Mediated Communication.

Yoram M. Kalman, Sheizaf Rafaeli

Commun. Res., 2011

Not All Is Gold That Glitters: Response Time & Satisfaction Rates in Yahoo! Answers.

Amit Rechavi, Sheizaf Rafaeli

Proceedings of the PASSAT/SocialCom 2011, Privacy, 2011

2010

A User Survey of a Site Providing Citizen Information: Preliminary Findings of SHIL.Info.

Gilad Ravid, Judit Bar-Ilan, Shifra Baruchson-Arbib, Eti Yaari, Sheizaf Rafaeli, Nirit Weiss

Proceedings of the 5th Mediterranean Conference on Information Systems, 2010

2009

Measuring the premium on common knowledge in computer-mediated coordination problems.

Oded Nov, Sheizaf Rafaeli

Comput. Hum. Behav., 2009

2008

Wikibooks in higher education: Empowerment through online distributed collaboration.

Gilad Ravid, Yoram M. Kalman, Sheizaf Rafaeli

Comput. Hum. Behav., 2008

Emergence of terminological conventions as an author-searcher coordination game.

David Bodoff, Sheizaf Rafaeli

Proceedings of the 17th International Conference on World Wide Web, 2008

Predictors of answer quality in online Q&A sites.

F. Maxwell Harper, Daphne R. Raban, Sheizaf Rafaeli, Joseph A. Konstan

Proceedings of the 2008 Conference on Human Factors in Computing Systems, 2008

2007

Popularity and findability through log analysis of search terms and queries: the case of a multilingual public service website.

Gilad Ravid, Judit Bar-Ilan, Shifra Baruchson-Arbib, Sheizaf Rafaeli

J. Inf. Sci., 2007

How social motivation enhances economic activity and incentives in the Google Answers knowledge sharing market.

Sheizaf Rafaeli, Daphne R. Raban, Gilad Ravid

Int. J. Knowl. Learn., 2007

Investigating ownership and the willingness to share information online.

Daphne R. Raban, Sheizaf Rafaeli

Comput. Hum. Behav., 2007

2006

Pauses and Response Latencies: A Chronemic Analysis of Asynchronous CMC.

Yoram M. Kalman, Gilad Ravid, Daphne R. Raban, Sheizaf Rafaeli

J. Comput. Mediat. Commun., 2006

The effect of source nature and status on the subjective value of information.

Daphne R. Raban, Sheizaf Rafaeli

J. Assoc. Inf. Sci. Technol., 2006

Invisible participants: how cultural capital relates to lurking behavior.

Vladimir Soroka, Sheizaf Rafaeli

Proceedings of the 15th international conference on World Wide Web, 2006

Wiki uses in teaching and learning.

Sheizaf Rafaeli

Proceedings of the 2006 International Symposium on Wikis, 2006

Analysis of Queries Reaching SHIL on the Web - An Information System Providing Citizen Information.

Gilad Ravid, Judit Bar-Ilan, Sheizaf Rafaeli, Shifra Baruchson-Arbib

Proceedings of the Next Generation Information Technologies and Systems, 2006

'Friends Group' in Recommender Systems: Effects of User Involvement in the Formation of Recommending Groups.

Yuval Dan-Gur, Sheizaf Rafaeli

Proceedings of the International Conference on Information Systems, 2006

2005

Simulating internet auctions online: effects of learning and experience.

Avi Noy, Sheizaf Rafaeli

Int. J. Simul. Process. Model., 2005

Information sharing online: a research challenge.

Sheizaf Rafaeli, Daphne R. Raban

Int. J. Knowl. Learn., 2005

Social Recommender Systems: Recommendations in Support of E-Learning.

Sheizaf Rafaeli, Yuval Dan-Gur, Miri Barak

Int. J. Distance Educ. Technol., 2005

Social Presence: Influence on Bidders in Internet Auctions.

Sheizaf Rafaeli, Avi Noy

Electron. Mark., 2005

Email Chronemics: Unobtrusive Profiling of Response Times.

Yoram M. Kalman, Sheizaf Rafaeli

Proceedings of the 38th Hawaii International Conference on System Sciences (HICSS-38 2005), 2005

2004

Information Overload and the Message Dynamics of Online Interaction Spaces: A Theoretical Model and Empirical Exploration.

Quentin Jones, Gilad Ravid, Sheizaf Rafaeli

Inf. Syst. Res., 2004

On-line question-posing and peer-assessment as means for web-based knowledge sharing in learning.

Miri Barak, Sheizaf Rafaeli

Int. J. Hum. Comput. Stud., 2004

Asynchronous discussion groups as Small World and Scale Free Networks.

Gilad Ravid, Sheizaf Rafaeli

First Monday, 2004

QSIA - a Web-based environment for learning, assessing and knowledge sharing in communities.

Sheizaf Rafaeli, Miri Barak, Yuval Dan-Gur, Eran Toch

Comput. Educ., 2004

De-Lurking in Virtual Communities: A Social Communication Network Approach to Measuring the Effects of Social and Cultural Capital.

Sheizaf Rafaeli, Gilad Ravid, Vladimir Soroka

Proceedings of the 37th Hawaii International Conference on System Sciences (HICSS-37 2004), 2004

2003

Experimental Investigation of the Subjective Value of Information in Trading.

Sheizaf Rafaeli, Daphne R. Raban

J. Assoc. Inf. Syst., 2003

Information sharing as enabler for the virtual team: an experimental approach to assessing the role of electronic mail in disintermediation.

Sheizaf Rafaeli, Gilad Ravid

Inf. Syst. J., 2003

The architecture of commKnowledge: combining link structure and user actions to support an online community.

Michael D. Gordon, Weiguo Fan, Sheizaf Rafaeli, Harris Wu, N. Farag

Int. J. Electron. Bus., 2003

2002

Online auctions, messaging, communication and social facilitation: a simulation and experimental evidence.

Sheizaf Rafaeli, Avi Noy

Eur. J. Inf. Syst., 2002

An Empirical Exploration of Mass Interaction System Dynamics: Individual Information Overload and Usenet Discourse.

Quentin Jones, Gilad Ravid, Sheizaf Rafaeli

Proceedings of the 35th Hawaii International Conference on System Sciences (HICSS-35 2002), 2002

2001

Information Overload and Virtual Public Discourse Boundaries.

Quentin Jones, Gilad Ravid, Sheizaf Rafaeli

Proceedings of the Human-Computer Interaction INTERACT '01: IFIP TC13 International Conference on Human-Computer Interaction, 2001

Empirical evidence for information overload in mass interaction.

Quentin Jones, Gilad Ravid, Sheizaf Rafaeli

Proceedings of the CHI 2001 Extended Abstracts on Human Factors in Computing Systems, 2001

2000

Time to Split, Virtually: 'Discourse Architecture' and 'Community Building' Create Vibrant Virtual Publics.

Quentin Jones, Sheizaf Rafaeli

Electron. Mark., 2000

What Do Virtual "Tells" Tell? Placing Cybersociety Research into a Hierarchy of Social Explanation.

Quentin Jones, Sheizaf Rafaeli

Proceedings of the 33rd Annual Hawaii International Conference on System Sciences (HICSS-33), 2000

1999

User population and user contributions to virtual publics: a systems model.

Quentin Jones, Sheizaf Rafaeli

Proceedings of GROUP'99, 1999

1997

Networked Interactivity.

Sheizaf Rafaeli, Fay Sudweeks

J. Comput. Mediat. Commun., 1997

1996

"Who Owns Information? From Privacy to Public Access, by Ann Wells Branscomb.

Sheizaf Rafaeli

Inf. Soc., 1996

Panel: Academia influencing the National IT Policy: IS research and education in Israel.

Niv Ahituv, Opher Etzion, Seev Neumann, Sheizaf Rafaeli, Peretz Shoval, Dov Te'eni

Proceedings of the Fourth European Conference on Information Systems, 1996