Johan Bollen
#57,608
Most Influential Person Now
Belgian writer and scientist
Why Is Johan Bollen Influential?
(Suggest an Edit or Addition)According to Wikipedia, Johan Lambert Trudo Maria Bollen is a scientist investigating complex systems and networks, the relation between social media and a variety of socio-economic phenomena such as the financial markets, public health, and social well-being, as well as Science of Science with a focus on impact metrics derived from usage data. He presently works as associate professor at the Indiana University School of Informatics of Indiana University Bloomington and a fellow at the SparcS Institute of Wageningen University and Research Centre in the Netherlands. He is best known for his work on scholarly impact metrics, measuring public well-being from large-scale social media data, and correlating Twitter mood to stock market prices. He has taught courses on data mining, information retrieval, and digital libraries. His research has been funded by The Andrew W. Mellon Foundation, National Science Foundation, Library of Congress, National Aeronautics and Space Administration and the Los Alamos National Laboratory. In his free time, he DJs at the Root Cellar Lounge in Bloomington, Indiana. He specializes in Deep House and Techno.
Johan Bollen's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Twitter mood predicts the stock market (2010) (4663)
- Modeling Public Mood and Emotion: Twitter Sentiment and Socio-Economic Phenomena (2009) (1170)
- Co-authorship networks in the digital library research community (2005) (830)
- A Principal Component Analysis of 39 Scientific Impact Measures (2009) (522)
- Computational Fact Checking from Knowledge Networks (2015) (399)
- The evolution of complexity (1999) (301)
- More Tweets, More Votes: Social Media as a Quantitative Indicator of Political Behavior (2013) (299)
- How the Scientific Community Reacts to Newly Submitted Preprints: Article Downloads, Twitter Mentions, and Citations (2012) (288)
- Happiness Is Assortative in Online Social Networks (2011) (275)
- Toward alternative metrics of journal impact: A comparison of download and citation data (2005) (228)
- Twitter Mood as a Stock Market Predictor (2011) (212)
- Clickstream Data Yields High-Resolution Maps of Science (2009) (206)
- Predicting Financial Markets: Comparing Survey,News, Twitter and Search Engine Data (2011) (165)
- Usage bibliometrics (2011) (147)
- Usage Impact Factor: the effects of sample characteristics on usage-based impact metrics (2006) (121)
- ChatGPT: five priorities for research (2023) (105)
- An algorithm to determine peer-reviewers (2006) (103)
- Research and Advanced Technology for Digital Libraries (2003) (102)
- The World-Wide Web as a Super-Brain: from metaphor to model (1996) (85)
- Evaluation of Digital Library Impact and User Communities by Analysis of Usage Patterns (2002) (82)
- The Availability and Persistence of Web References in D-Lib Magazine (2005) (79)
- The happiness paradox: your friends are happier than you (2016) (72)
- Smartocracy: Social Networks for Collective Decision Making (2007) (70)
- The convergence of digital libraries and the peer-review process (2005) (64)
- Social Media Insights Into US Mental Health During the COVID-19 Pandemic: Longitudinal Analysis of Twitter Data (2020) (64)
- Hebbian algorithms for a digital library recommendation system (2002) (62)
- Refining dermatology journal impact factors using PageRank. (2007) (62)
- Social-media insights into US mental health amid the COVID-19 global pandemic: a Longitudinal analysis of publicly available Twitter data (January 22- April 10, 2020). (2020) (57)
- Towards usage-based impact metrics: first results from the mesur project. (2008) (55)
- Quantifying the effects of online bullishness on international financial markets (2015) (54)
- A system to restructure hypertext networks into valid user models (1998) (50)
- An architecture for the aggregation and analysis of scholarly usage data (2006) (48)
- From funding agencies to scientific agency (2014) (46)
- MyLibrary, A Personalization Service for Digital Library Environments (2001) (44)
- Determining the Public Mood State by Analysis of Microblogging Posts (2010) (44)
- An efficient system to fund science: from proposal review to peer-to-peer distributions (2016) (41)
- The minute-scale dynamics of online emotions reveal the effects of affect labeling (2018) (41)
- Algorithms for the self-organization of distributed, multi-user networks (1996) (39)
- Collective Dynamics of Belief Evolution under Cognitive Coherence and Social Conformity (2015) (39)
- Quantifying socio-economic indicators in developing countries from mobile phone communication data: applications to Côte d’Ivoire (2015) (37)
- Mapping the structure of science through usage (2006) (37)
- Individuals with depression express more distorted thinking on social media (2021) (37)
- Mining social media data for biomedical signals and health-related behavior (2020) (35)
- MESUR: usage-based metrics of scholarly impact (2007) (34)
- Group User Models for Personalized Hyperlink Recommendations (2000) (34)
- Correction: Computational Fact Checking from Knowledge Networks (2015) (34)
- Algorithms for the self-organisation of distributed, multi-user networks. Possible application to the future World Wide Web (1996) (34)
- Usage Analysis for the Identification of Research Trends in Digital Libraries (2003) (34)
- Adding community and dynamic to topic models (2012) (33)
- Automatic metadata generation using associative networks (2008) (33)
- A practical ontology for the large-scale modeling of scholarly artifacts and their usage (2007) (32)
- Automatic Construction of Financial Semantic Orientation Lexicon from Large-Scale Chinese News Corpus (2014) (30)
- Mapping the Bid Behavior of Conference Referees (2006) (30)
- Biologically Motivated Distributed Designs for Adaptive Knowledge Management (2000) (30)
- Usage derived recommendations for a video digital library (2007) (28)
- Quantifying perceived impact of scientific publications (2016) (27)
- Mining diversity subgraph in multidisciplinary scientific collaboration networks: A meso perspective (2013) (26)
- A comparative study of academic and Wikipedia ranking (2013) (26)
- English Missionary Societies and the Australian Aborigine (1977) (25)
- Between Conjecture and Memento: Shaping A Collective Emotional Perception of the Future (2008) (25)
- "Book and Software Reviews-The Complexity of Evolution: Review of" The Evolution of Complexity: The Violet Book of Einstein Meets Magritte" (1999) (23)
- Mining Associative Relations from Website Logs and their Application to Context-Dependent Retrieval Using Spreading Activation (1999) (22)
- Protestantism and Social Reform in New South Wales, 1890-1910 (1972) (21)
- Archive Ingest and Handling Test: The Old Dominion University Approach (2005) (18)
- An Adaptive Systems Approach to the Implementation and Evaluation of Digital Library Recommendation Systems (2000) (17)
- Simulating Network Influence Algorithms Using Particle-Swarms: PageRank and PageRank-Priors (2006) (17)
- Human Sexual Cycles are Driven by Culture and Match Collective Moods (2017) (17)
- Depression alters the circadian pattern of online activity (2020) (15)
- Evaluation of the NSDL and Google for Obtaining Pedagogical Resources (2005) (15)
- Improving news ranking by community tweets (2012) (15)
- Modeling Computations in a Semantic Network (2007) (14)
- Historical language records reveal a surge of cognitive distortions in recent decades (2021) (14)
- Computational Models of Consumer Confidence from Large-Scale Online Attention Data: Crowd-Sourcing Econometrics (2014) (13)
- Power structure in Chilean news media (2017) (13)
- Collective intelligence for decision support in very large stakeholder networks: The future US energy system. (2007) (13)
- Dynamic and adaptive structuring of the World Wide Web based on user navigation patterns (1997) (12)
- Toolkits for visualizing co-authorship graph (2004) (12)
- How and where the TeraGrid supercomputing infrastructure benefits science (2011) (11)
- Who would you share your funding with? (2018) (11)
- The largest scholarly semantic network...ever. (2007) (10)
- The rise and fall of rationality in language (2021) (10)
- Trend Analysis of the Digital Library Community (2005) (10)
- Comparing Community-based Information Adoption and Diffusion Across Different Microblogging Sites (2016) (10)
- Declining well-being during the COVID-19 pandemic reveals US social inequities (2021) (9)
- Depressed individuals express more distorted thinking on social media (2020) (9)
- User evaluation of the NASA technical report server recommendation service (2004) (9)
- Reconstructing Websites for the Lazy Webmaster (2005) (9)
- Detecting Research Trends in Digital Library Readership (2003) (9)
- Quantifying the ecological diversity and health of online news (2018) (9)
- Distributed, real-time computation of community preferences (2005) (8)
- Initial Experiences Re-Exporting Duplicate and Similarity Computation with an OAI-PMH aggregator (2004) (8)
- Adaptive networks of smart objects (2002) (7)
- Network Happiness: How Online Social Interactions Relate to Our Well Being (2018) (6)
- Australian Religious History, 1960–80 (1980) (5)
- Collective allocation of science funding: from funding agencies to scientific agency (2013) (5)
- Response: “Why we still need grant peer review” (2014) (4)
- A Time of Small Things–The Methodist Mission in New South Wales, 1815-1836* (1973) (4)
- The happiness paradox (2017) (4)
- A distributed model for tacit design knowledge exchange (1994) (4)
- Improving Memetic Evolution in Hypertext and the WWW (1998) (4)
- English Christianity and the Australian Colonies, 1788–1860 (1977) (4)
- Video recommendations for the open video project (2005) (4)
- A framework for assessing the impact of units of scholarly communication based on OAI-PMH harvesting of usage information (2005) (4)
- Dynamic Linking of Smart Digital Objects Based on User Navigation Patterns (2004) (4)
- The bX project: Federating and mining usage logs from linking servers (2005) (4)
- Using RDF to Model the Structure and Process of Systems (2007) (3)
- The Dutch National Research Agenda in Perspective (2017) (3)
- Digital Library Evaluation by Analysis of User Retrieval Patterns (2002) (3)
- Author Correction: Human Sexual Cycles are Driven by Culture and Match Collective Moods (2017) (3)
- Tools and MetricsKeynote speech (2008) (3)
- Distributed (design) knowledge exchange (2007) (3)
- Quantifying collective identity online from self-defining hashtags (2021) (3)
- A ranking and exploration service based on large-scale usage data. (2008) (3)
- Development of Digital Libraries - An American Perspective (2003) (2)
- Social Media Insights Into US Mental Health Amid the COVID-19 Pandemic. A Longitudinal Twitter Analysis (JANUARY-APRIL 2020) (2020) (2)
- Finding words through spreading activation (1996) (2)
- If you harvest arXiv.org, will they come? (2005) (2)
- Mining and analyzing digital archive usage data to support collection development decisions (2005) (2)
- The World-Wide Web as a Super-Brain : from metaphor to model The Web as an Associative Memory (1996) (2)
- Why we still need grant peer review (2014) (1)
- Don't follow the leader: Independent thinkers create scientific innovation (2023) (1)
- Rethinking Resource Allocation in Science (2019) (1)
- UNCONSCIOUS CONTRIBUTIONS Applying a connectionist model to design knowledge exchange (2004) (1)
- An analysis of the bid behavior of the 2005 JCDL program committee (2006) (1)
- Declining Well-Being During the COVID-19 Pandemic Reveals U.S. Social Inequities (2021) (1)
- Social Media Insights Into US Mental Health During the COVID-19 Pandemic: Longitudinal Analysis of Twitter Data (Preprint) (2020) (0)
- Does putting your emotions into words make you feel better? Measuring the minute-scale dynamics of emotions from online data (2018) (0)
- Scholarly impact : from ranking to assessment Johan Bollen (2007) (0)
- A Complex Model of Clinical Narrative Information for the Diagnostic Act (2021) (0)
- Prologue Impact Factor versus Pagerank Impact Factor Page Rankled (0)
- Distributed Computing Architectures for Digital Libraries Workshop (2002) (0)
- The minute-scale dynamics of online emotions reveal the effects of affect labeling (2018) (0)
- A Comparative Study of Academic impact and Wikipedia Ranking (2013) (0)
- Final Impact: What Factors Really Matter? (2008) (0)
- Assessing rigid modes of thinking in self-declared abortion ideology: natural language processing insights from an online pilot qualitative study on abortion attitudes (2022) (0)
- Reviewers for volume 17 (1993) (0)
- More Tweets, More Votes: The Link Between Twitter and the 2010 Congressional Elections (2013) (0)
- Reply to Schmidt et al.: A robust surge of cognitive distortions in historical language (2021) (0)
- Quantifying socio-economic indicators in developing countries from mobile phone communication data: applications to Côte d’Ivoire (2015) (0)
- A connectionist system to restructure hypertext networks into valid user models (2015) (0)
- MESUR: A Survey of Usage-based Scholarly Impact Metrics (2014) (0)
- Online identity as a collective labeling process (2023) (0)
- Skip the Agenda Building. Let the Wisdom of the Crowd Drive a Dynamic Tapestry of Science (2017) (0)
- Scholarly Impact: from Ranking to Assessment (2007) (0)
- The Social Impact of Research: New Modes of Scholarship, New Ways of Publishing (2012) (0)
- Quantifying societal emotional resilience to natural disasters from geo-located social media content (2022) (0)
- Author Correction: Human Sexual Cycles are Driven by Culture and Match Collective Moods (2018) (0)
- Quantifying changes in societal optimism from online sentiment (2022) (0)
- Who would you share your funding with? (2018) (0)
- Reply to Sun: Making sense of language change (2022) (0)
- Temporal measures of societal optimism reveal inversion of sentiment toward the near and distant future (2021) (0)
- Human Sexual Cycles are Driven by Culture and Match Collective Moods (2017) (0)
- Studies of Online Cohorts for Internalizing symptoms and Language (SOCIAL) I and II: Triangulating surveys and social media data (Preprint) (2022) (0)
- MESUR (2007) (0)
- The Complexity of Evolution the Conceptual Basis of the Evolution of Complexity the Evolution of Complexity (0)
- Large language models and scientific publishing (2023) (0)
- Supporting Collection Development Decisions by Mining and Analyzing Digital Archive Usage Data (2005) (0)
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Johan Bollen is affiliated with the following schools:
