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Loop profile: 1253873
Scopus Author ID: 57222291777

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Employment (1)

Royal Holloway, University of London: Egham, GB

2023-09-01 to present
Employment
Source: Self-asserted source
Hirotaka Imada

Works (20)

Belief in a just world for the self and others, Karma, system justification and well‐being during COVID‐19 pandemic: Evidence from 15 Asian nations

Asian Journal of Social Psychology
2025-03 | Journal article
DOI: 10.1111/ajsp.12667
Contributors: Phatthanakit Chobthamkit; Robbie M. Sutton; Alexander Scott English; Tarid Wongvorachan; Jesus Alfonso Daep Datu; Kai Li Chung; Chee‐Seng Tan; Hirotaka Imada; Zafer Ozkan; Farzana Ashraf et al.
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Crossref

Experimental evidence suggests intergroup relations are, by default, neutral rather than aggressive

Behavioral and Brain Sciences
2024 | Journal article
DOI: 10.1017/S0140525X23002728
Contributors: Hirotaka Imada; Nobuhiro Mifune
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Crossref

Intergroup cooperation in the United States and Japan: Revisiting Yuki's (2003) theory on the cultural difference in the conceptualization of group boundaries

Current Research in Ecological and Social Psychology
2024 | Journal article
DOI: 10.1016/j.cresp.2024.100200
Contributors: Hirotaka Imada; Gen Tsudaka; Nobuhiro Mifune; Keiko Mizuno; Joanna Schug; Kodai Kusano
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Crossref

In-group binding moral values and reactive behavioral immune responses

Current Psychology
2024-12 | Journal article
DOI: 10.1007/s12144-024-07023-z
Contributors: Hirotaka Imada; Yang Li; Nobuhiro Mifune; Hideki Ohira
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Crossref

Psychological mechanisms underlying ingroup favouritism in cooperation: Revisiting the reputation management and expectation hypotheses

Group Processes & Intergroup Relations
2024-12 | Journal article
DOI: 10.1177/13684302241239860
Contributors: Hirotaka Imada; Nobuhiro Mifune; Hiroshi Shimizu
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Crossref

A tale of two competing theories on ingroup favouritism

Nature Reviews Psychology
2024-10-07 | Journal article
DOI: 10.1038/s44159-024-00371-4
Contributors: Hirotaka Imada
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Crossref

Cooperation and crossed categorization in a minimal group context: testing the bounded generalized reciprocity and social identity accounts

Comprehensive Results in Social Psychology
2024-08-13 | Journal article
DOI: 10.1080/23743603.2024.2388345
Contributors: Hirotaka Imada; Atsuki Ito; Tim Hopthrow; Dominic Abrams; Dejah Yansen; Kevin Willcox; Ann Rumble
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Crossref

Development of the Japanese Version of the Short Social Dominance Scale (SSDO)

2024-03-13 | Preprint
DOI: 10.31234/osf.io/8k6yr
Contributors: Hirotaka Imada; Toshiyuki Himichi; Ryu Takahashi; Nobuhiro Mifune; ATSUSHI TAGO
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Crossref

What We Think Others Think About Climate Change: Generalizability of Pluralistic Ignorance Across 11 Countries

2023-10-02 | Preprint
DOI: 10.31219/osf.io/gft8r
Contributors: Sandra Jeanette Geiger; Jana Katharina Köhler; Zenith N. C. Delabrida; Karla Alejandra Garduño-Realivazquez; Christian A. P. Haugestad; Hirotaka Imada; Aishwarya Iyer; Carya Maharja; Dan Mann; Michalina Marczak et al.
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Crossref

The Relative Effectiveness of Positive and Negative Gossip in Promoting Prosocial Giving: The Examination of the Valence of Gossip Content and Reputational Consequences

Japanese Psychological Research
2023-08-28 | Journal article
DOI: 10.1111/jpr.12473
Contributors: Hirotaka Imada
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Crossref

Psychological Mechanisms Underlying Ingroup Favouritism in Cooperation: Revisiting the Reputation Management and Expectation Hypotheses

2023-06-14 | Preprint
DOI: 10.31234/osf.io/2narh
Contributors: Hirotaka Imada; Nobuhiro Mifune; Hiroshi Shimizu
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Crossref

Cross-temporal replication of the relationship between SDO and political attitudes in Japan: SDO and attitudes shifted but the relationship holds.

2023-05-08 | Preprint
DOI: 10.31234/osf.io/w953n
Contributors: Ryu Takahashi; Hirotaka Imada; Nobuhiro Mifune
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Crossref

Experimental evidence suggests intergroup relations are, by default, neutral rather than aggressive

2023-04-29 | Preprint
DOI: 10.31234/osf.io/hbe2d
Contributors: Hirotaka Imada; Nobuhiro Mifune
Source: check_circle
Crossref

Gossip about in-group and out-group norm deviations

Comprehensive Results in Social Psychology
2022-09-02 | Journal article
DOI: 10.1080/23743603.2022.2090327
Contributors: Hirotaka Imada; Marika Rullo; Tim Hopthrow; Julie Van de Vyver; Hanna Zagefka
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Crossref

Beyond Reciprocity: Forgiveness, Generosity, and Punishment in Continuing Dyadic Interactions

Journal of Theoretical Social Psychology
2022-06-20 | Journal article
DOI: 10.1155/2022/7259257
Contributors: Ann C. Rumble; Kevin Willcox; Hirotaka Imada; Dejah Yansen; Richard Crisp
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Crossref

Rewarding More Is Better for Soliciting Help, Yet More So for Cash Than for Goods: Revisiting and Reframing the Tale of Two Markets With Replications and Extensions of Heyman and Ariely (2004)

Collabra: Psychology
2022-02-25 | Journal article
DOI: 10.1525/collabra.32572
Contributors: Hirotaka Imada; Wan Fei Chan; Yuk Ki Ng; Lee Hing Man; Mei Sze Wong; Bo Ley Cheng; Gilad Feldman; Simine Vazire
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Crossref

The role of positive and negative gossip in promoting prosocial behavior.

Evolutionary Behavioral Sciences
2021-07-24 | Journal article
DOI: 10.1037/ebs0000218
Contributors: Hirotaka Imada; Tim Hopthrow; Dominic Abrams
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Crossref

Intergroup Discrimination in Cooperation Among Moral and Non-Moral Groups

Letters on Evolutionary Behavioral Science
2021-06-15 | Journal article
DOI: 10.5178/lebs.2021.86
Contributors: Hirotaka Imada; Daniel Codd; Daqing Liu
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Crossref

Pathogen Threat and In-Group Cooperation

2021-05-12 | Other
DOI: 10.31234/osf.io/kebyd
Contributors: Hirotaka Imada; Nobuhiro Mifune
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Crossref

Null results for the effect of the behavioral immune system on in-group cooperation.

2020-07-07 | Other
DOI: 10.31234/osf.io/7gs3w
Contributors: Hirotaka Imada; Nobuhiro Mifune
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Crossref

Peer review (4 reviews for 3 publications/grants)

Review activity for Communications Psychology. (1)
Review activity for Current psychology : (1)
Review activity for Journal of experimental social psychology. (2)
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