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N. Johnson · SciRah

Researcher profile · Semantic Scholar

N. Johnson

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N. Johnson — researcher profile on SciRah

h-index: 14
Works: 42
Citations: 1,585

Most-cited papers

The online competition between pro- and anti-vaccination views
N. Johnson, N. Velásquez, N. J. Restrepo, R. Leahy +6 more
2020Nature614 citations Open access
Semantic Scholar
Hidden resilience and adaptive dynamics of the global online hate ecology
N. Johnson, R. Leahy, N. J. Restrepo, N. Velásquez +4 more
2019Nature209 citations
Semantic Scholar
New online ecology of adversarial aggregates: ISIS and beyond
N. Johnson, Min-Zhang Zheng, Yu. A. Vorobyeva, Andrew Gabriel +7 more
2016Science128 citations Open access
Semantic Scholar
Quantifying COVID-19 Content in the Online Health Opinion War Using Machine Learning
R. Sear, N. Velásquez, R. Leahy, N. J. Restrepo +4 more
2020IEEE Access114 citations Open access
Semantic Scholar
Online hate network spreads malicious COVID-19 content outside the control of individual social media platforms
N. Velásquez, R. Leahy, N. J. Restrepo, Y. Lupu +5 more
2020Scientific Reports60 citations Open access
Semantic Scholar
Offline events and online hate
Y. Lupu, R. Sear, N. Velásquez, R. Leahy +3 more
2023PLoS ONE57 citations Open access
Semantic Scholar
Emergence of Polarization in Coevolving Networks.
Jia-Zhen Liu, Shengda Huang, N. Aden, N. Johnson +1 more
2022Physical Review Letters47 citations Open access
Semantic Scholar
Continuous measurement of dynamic classroom social interactions
D. Messinger, E. Prince, Min-Zhang Zheng, Katherine B. Martin +8 more
2019International Journal of Behavioral Development44 citations
Semantic Scholar
Facebook Pages, the "Disneyland" Measles Outbreak, and Promotion of Vaccine Refusal as a Civil Right, 2009-2019.
David A. Broniatowski, Amelia M. Jamison, N. Johnson, N. Velásquez +4 more
2020American Journal of Public Health39 citations Open access
Semantic Scholar
Hate multiverse spreads malicious COVID-19 content online beyond individual platform control
N. Velásquez, R. Leahy, N. J. Restrepo, Yonatan Lupu +5 more
202039 citations
Semantic Scholar
Women’s connectivity in extreme networks
P. Manrique, Zhen-Feng Cao, Andrew Gabriel, J. Horgan +7 more
2016Science Advances39 citations Open access
Semantic Scholar
Generalized Gelation Theory Describes Onset of Online Extremist Support.
P. Manrique, Min-Zhang Zheng, Zhen-Feng Cao, Elvira Maria Restrepo +1 more
2017Physical Review Letters23 citations Open access
Semantic Scholar
How Social Media Machinery Pulled Mainstream Parenting Communities Closer to Extremes and Their Misinformation During Covid-19
N. J. Restrepo, L. Illari, R. Leahy, R. Sear +2 more
2022IEEE Access19 citations Open access
Semantic Scholar
Shockwavelike Behavior across Social Media.
P. Manrique, F. Huo, Sara El Oud, Min-Zhang Zheng +2 more
2023Physical Review Letters15 citations
Semantic Scholar
Adaptive link dynamics drive online hate networks and their mainstream influence
Min-Zhang Zheng, R. Sear, L. Illari, N. J. Restrepo +1 more
2023npj Complexity14 citations Open access
Semantic Scholar
Losing the battle over best-science guidance early in a crisis: COVID-19 and beyond
L. Illari, N. J. Restrepo, R. Leahy, N. Velásquez +2 more
2021Science Advances14 citations Open access
Semantic Scholar
Inductive detection of influence operations via graph learning
Nicholas Gabriel, David A. Broniatowski, N. Johnson
2023Scientific Reports12 citations Open access
Semantic Scholar
Connectivity Between Russian Information Sources and Extremist Communities Across Social Media Platforms
R. Leahy, N. J. Restrepo, R. Sear, N. Johnson
2022Frontiers in Political Science9 citations Open access
Semantic Scholar
Hidden order across online extremist movements can be disrupted by nudging collective chemistry
N. Velásquez, P. Manrique, R. Sear, R. Leahy +4 more
2021Scientific Reports9 citations Open access
Semantic Scholar
Emergent dynamics of extremes in a population driven by common information sources and new social media algorithms
N. Johnson, P. Manrique, Min-Zhang Zheng, Zhen-Feng Cao +7 more
2019Scientific Reports9 citations Open access
Semantic Scholar
Dynamic Topic Modeling Reveals Variations in Online Hate Narratives
R. Sear, N. J. Restrepo, Y. Lupu, N. Johnson
2022Sai7 citations
Semantic Scholar
Covid-19 infodemic reveals new tipping point epidemiology and a revised R formula
N. Johnson, N. Velásquez, O. Jha, H. Niyazi +7 more
2020arXiv.org7 citations
Semantic Scholar
Dynamical patterns in individual trajectories toward extremism
Zhen-Feng Cao, Min-Zhang Zheng, Yu. A. Vorobyeva, Chao-Ming Song +1 more
2017arXiv.org6 citations Open access
Semantic Scholar
Rise of post-pandemic resilience across the distrust ecosystem
L. Illari, N. J. Restrepo, N. Johnson
2023Scientific Reports5 citations Open access
Semantic Scholar
Machine Learning Language Models: Achilles Heel for Social Media Platforms and a Possible Solution
R. Sear, R. Leahy, N. J. Restrepo, Y. Lupu +1 more
2021Advances in Artificial Intelligence and Machine Learning5 citations Open access
Semantic Scholar
Social media appears to affect the timing , location , and severity of school shootings
Javier Garcia-Bernardo, Hong, Qi, J. Shultz +4 more
20185 citations
Semantic Scholar
Social media affects the timing, location, and severity of school shootings
Javier Garcia-Bernardo, Hong Qi, J. Shultz, Alyssa M. Cohen +2 more
2015arXiv.org5 citations
Semantic Scholar
Preventing the Spread of Online Harms: Physics of Contagion across Multi-Platform Social Media and Metaverses
Chen Xu, Pak-Ming Hui, O. Jha, Chenkai Xia +1 more
20224 citations
Semantic Scholar
Impact on the topology of power-law networks from anisotropic and localized access to information
Zhen-Feng Cao, Zhou He, N. Johnson
2017Physical Review E4 citations Open access
Semantic Scholar
Dynamic Latent Dirichlet Allocation Tracks Evolution of Online Hate Topics
R. Sear, R. Leahy, N. J. Restrepo, Y. Lupu +1 more
2022Advances in Artificial Intelligence and Machine Learning3 citations Open access
Semantic Scholar
Hidden order in online extremism and its disruption by nudging collective chemistry
N. Johnson, N. Velásquez, P. Manrique, R. Sear +4 more
2020arXiv.org3 citations
Semantic Scholar
Health Wars and Beyond: The Rapidly Expanding and Efficient Network Insurgency Interlinking Local and Global Online Crowds of Distrust
N. Johnson, N. Velásquez, N. J. Restrepo, R. Leahy +3 more
20193 citations
Semantic Scholar
Complexity in Individual Trajectories toward Online Extremism
Zhen-Feng Cao, Min-Zhang Zheng, Yu. A. Vorobyeva, Chao-Ming Song +1 more
2018Complex3 citations Open access
Semantic Scholar
Social media cluster dynamics create resilient global hate highways
N. Johnson, R. Leahy, N. J. Restrepo, N. Velásquez +2 more
20183 citations
Semantic Scholar
Population polarization dynamics and next-generation social media algorithms
N. Johnson, P. Manrique, Min-Zhang Zheng, Zhen-Feng Cao +7 more
20173 citations
Semantic Scholar
Softening online extremes organically and at scale
Elvira Maria Restrepo, Martin Moreno, L. Illari, N. Johnson
2022arXiv.org2 citations Open access
Semantic Scholar
Mainstreaming of conspiracy theories and misinformation
N. Johnson, N. Velásquez, N. J. Restrepo, R. Leahy +4 more
2021arXiv.org2 citations Open access
Semantic Scholar
Temporal evolution of online extremist support
Zhen-Feng Cao, Min-Zhang Zheng, P. Manrique, Zhou He +1 more
2019Physica A: Statistical Mechanics and its Applications2 citations Open access
Semantic Scholar
Controlling bad-actor-AI activity at scale across online battlefields
N. Johnson, R. Sear, L. Illari
20231 citations
Semantic Scholar
Shockwaves and turbulence across social media
P. Manrique, F. Huo, Sara El Oud, Min-Zhang Zheng +2 more
20220 citations
Semantic Scholar
Online Group Dynamics Reveal New Gel Science
P. Manrique, Sara El Oud, N. Johnson
20210 citations
Semantic Scholar
Online human aggregation under pressure moves beyond preferential attachment
Zhen-Feng Cao, Min-Zhang Zheng, P. Manrique, Zhou He +1 more
2017arXiv.org0 citations
Semantic Scholar

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R. Leahy×18
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Min-Zhang Zheng

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Zhen-Feng Cao×9

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Elvira Maria Restrepo×6

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