January 2024

Hirotaka Imada
Lecturer in the Department of Psychology, Royal Holloway, University of London
Curriculum Vitae
Department of Psychology,
Royal Holloway, University of London,
Surrey, TW20 0EX, UK.
E-mail himada2022@gmail.com

ACADEMIC POSITIONS

Lecturer (2023-)
Department of Psychology
Royal Holloway, University of London
Visiting Associate Professor (2023-)
Research Institute for Future Design,
Kochi University of Technology
Research Fellow (2023-)
The Institute for the Study of Power, Crime, and Society,
Royal Holloway, University of London
External Research Fellow (2022-2023)
The Institute for the Study of Power, Crime, and Society,
Royal Holloway, University of London
Postdoctoral Research Fellow (2022-2023)
School of Economics and Management
Kochi University of Technology
Research Assistant (2022-2023)
To Dr. Martha Newson
School of Anthropology and Conservation
University of Kent
Associate Lecturer (2019-2022)
School of Psychology
University of Kent

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EDUCATION
PhD in Psychology (2019 – 2022)
University of Kent, Canterbury, UK.
Supervisors: Tim Hopthrow, Dominic Abrams, and Jim A. C. Everett
MSc by Research in Psychology (2018 – 2019)
University of Kent, Canterbury, UK.
Supervisors: Tim Hopthrow and Dominic Abrams
BA in Psychology (2014 – 2018)
Sophia University, Tokyo, Japan.
Supervisor: Masataka Higuchi
Studying abroad (2016 – 2017)
College of the Holy Cross, MA, USA.

HONORS, GRANTS, AND AWARDS

Research Grants and Funding
2023 Hirotaka Imada (P.I.), Makito Takei
The Murata Science Foundation Research Grants.
2630,000JPY
2023 Hirotaka Imada (P.I.), Ryo Saito, Ryota Takano, Keiko Mizuno, Wakaba Tateishi
The Project Grant by the Co-creation for Disaster Resilience, IRIDeS, Tohoku
University
400,000 JPY
2023 Hirotaka Imada (P.I.), Fiona Kazarovytska, Jannis Kreienkamp, Eugene K. Ofosu
European Association of Social Psychology Seedcorn Grant
3,000EUR
2022 Hirotaka Imada (P.I.), Ryota Takano, Wakaba Tateishi
Japanese Society of Social Psychology Early Career Researcher Grant for Online
Studies
100,000JPY
2022 Hirotaka Imada (P.I.)
Young Researcher Award by Disaster Prevention Association
400,000JPY

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2021 Hirotaka Imada
University of Kent COVID Mitigation Fund
300GBP

Honors and Awards
2021 Hirotaka Imada
Emerald Literati Awards for Outstanding Reviewer
2019 Hirotaka Imada
School of Psychology Research Scholarship (Graduate Teaching Assistantship)2018 Hirotaka Imada
Sophia University Benefactors’ Scholarship
50,000JPY
2017 Hirotaka Imada
Sophia University Student Award: Academic Excellence Award70,000JPY
2017 Hirotaka Imada
College of the Holy Cross Ignite Fund: Research Experience Grant
500USD2017 Hirotaka Imada
Dean’s List, College of the Holy Cross
2016 Hirotaka Imada
Dean’s List, College of the Holy Cross

Research and Training Fellowships
Tamagawa University Brain Science Training Course 2023 at Tamagawa University (2023)
Associate Fellowship Awarded (PR233455) in recognition of attainment against the UK
Professional Standards Framework for teaching and learning support in higher education.
European Association of Social Psychology Summer School, at University of Wroclaw SWPS
University, Poland (2022)
The Computational Summer School on Modeling Social and Collective Behavior (COSMOS), at
University of Knostanz, Germany (2022)

January 2024
Toulouse Summer School in Quantitative Social Science, The Evolution of Human Sociality, atUniversity of Toulouse, France (2022)
PUBLICATIONS

Peer-Reviewed Journal Articles*Imada, H. The Relative Effectiveness of Positive and Negative Gossip in Promoting Prosocial
Giving: The Examination of the Valence of Gossip Content and Reputational Consequences(in press). Japanese Psychological Research. https://doi.org/10.1111/jpr.12473
Imada, H., & *Mifune, N, (in press). Experimental evidence suggests intergroup relations are, bydefault, neutral rather than aggressive. Behavioral and Brain Sciences.
https://psyarxiv.com/hbe2d/*Imada, H., Ito, A., Hopthrow, T., Abrams, D., Willcox, K., Yansen, D., & Rumble, A.,
Intergroup Cooperation under Crossed Categorization. (Stage 1 RR accepted in principle).
Comprehensive Results in Social Psychology.
*Newson, M., Peitz, L., Gitsham, H., Imada, H., & Abrams, D. (in press) ‘We need community‘:Bridging the path to distance from crime with community football. Journal of Community &Applied Social Psychology. https://doi.org/10.1002/casp.2757
2023*Schaerer, M., *du Plessis, C., Nguyen, M. H. B., van Aert, R. C. M., Tiokhin, L., Lakens, D.,
Giulia Clemente, E., Pfeiffer, T., Dreber, A., Johannesson, M., Clark, Gender Audits
Forecasting Collaboration, C. J., & Luis Uhlmann, E. (2023). On the trajectory ofdiscrimination: A meta-analysis and forecasting survey capturing 44 years of field
experiments on gender and hiring decisions. Organizational Behavior and Human Decision
Processes, 179, 104280. https://doi.org/10.1016/j.obhdp.2023.104280 [Member of genderaudits forecasting collaboration]
Imada, H., Romano, A., & *Mifune, N. Dynamic Indirect Reciprocity: When is Indirect
Reciprocity Bounded by Group Membership? (2023). Evolution and Human Behavior.
44(4), 373-383. https://doi.org/10.1016/j.evolhumbehav.2023.05.002*Imada, H., Yamamoto, A., & Tsudaka, G. (2023). An apology with a tiny monetarycompensation is no more effective than a verbal apology alone. Letters on Evolutionary
Behavioral Science, 14(1), 32-36. https://doi.org/10.5178/lebs.2023.106*Imada, H., Hopthrow, T., & Zibell, H. (2023). Does the Sense of Power Influence Reputational
Concern? Tests With Episodic and Semantic Power Priming. Social Psychological
Bulletin, 18, 1–18. https://doi.org/10.32872/spb.7779

January 2024

2022
Delios, A., Clemente, E., Wu, T., Tan, H., Wang, Y., Gordon, M., Viganola, D., Chen, Z.,
Dreber, A., Johannesson, M., Pfeiffer, T., Generalizability Tests Forecasting Collaboration,& Uhlmann, E.L. (2022). Examining the context sensitivity of research findings fromarchival data. Proceedings of the National Academy of Sciences. 119(30), e2120377119.
https://doi.org/10.1073/pnas.2120377119. [Member of forecasting collaboration]
Imada, H., *Lalot, F., & Abrams, D (2022). Does COVID-19 Threat Relate to Intergroup
Attitudes? A Test in the UK. Evolutionary Behavioral Sciences. Advance online
publication. https://doi.org/10.1037/ebs0000311*Imada, H., Rullo, M., Hopthrow, T., Van de Vyver, J., & Zagefka, H. (2022). Gossip about ingroup and out-group norm deviations. Comprehensive Results in Social Psychology, 6(1-3),
113–133. https://doi.org/10.1080/23743603.2022.2090327*Rumble, A. C., Willcox, K., Imada, H., & Yansen, D. (2022). Beyond Reciprocity:
Forgiveness, Generosity, and Punishment in Continuing Dyadic Interactions. Journal of
Theoretical Social Psychology, 2022, e7259257. https://doi.org/10.1155/2022/7259257†Imada, H., †Fei Chan, W., †Ki Ng, Y., †Hing Man, L., †Sze Wong, M., Ley Cheng, B.,*Feldman, G. (2022). Rewarding More Is Better for Soliciting Help, Yet More So for CashThan for Goods: Revisiting and Reframing the Tale of Two Markets With Replications andExtensions of Heyman and Ariely (2004). Collabra: Psychology, 8(1), 2022.
https://doi.org/10.1525/COLLABRA.32572 [† joint first authorship]

2021
Imada, H., & *Mifune, N. (2021). Pathogen Threat and In-group Cooperation. Frontiers inPsychology, 12, 678188. https://doi.org/10.3389/fpsyg.2021.678188*Imada, H., Codd, D., & Liu, D. (2021). Intergroup Discrimination in Cooperation Among
Moral and Non-Moral Groups. Letters on Evolutionary Behavioral Science, 12(1), 28–33.
https://doi.org/10.5178/LEBS.2021.86*Abrams, D., Lalot, F., Hopthrow, T., Templeton, A., Steeden, B., Özkeçeci, H., Imada, H.,Warbis, S., Sandiford, D., Meleady, R., Fell, E., Abrams, Z., Abrams, A., Ngan, X. Q.,
Celina, S., Tanyeri, A., Gammon, M., Abrams, B., Fischer, L., … Peckham, S. (2021).
Cleaning up our acts: Psychological interventions to reduce engine idling and improve airquality. Journal of Environmental Psychology, 74, 101587.
https://doi.org/10.1016/j.jenvp.2021.101587*Tierney, W., Hardy, J., Ebersole, C. R., Viganola, D., Clemente, E. G., Gordon, M.,
Hoogeveen, S., Haaf, J., Dreber, A., Johannesson, M., Pfeiffer, T., Huang, J. L., Vaughn, L.
A., DeMarree, K., Igou, E. R., Chapman, H., Gantman, A., Vanaman, M., Wylie, J., …
Uhlmann, E. L. (2021). A creative destruction approach to replication: Implicit work andJanuary 2024
sex morality across cultures. Journal of Experimental Social Psychology, 93, 104060.
https://doi.org/10.1016/j.jesp.2020.104060 [Member of forecasting collaboration]*Eriksson, K., Strimling, P., Gelfand, M., Wu, J., Abernathy, J., Akotia, C. S., Aldashev, A.,
Andersson, P. A., Andrighetto, G., Anum, A., Arikan, G., Aycan, Z., Bagherian, F., Barrera,D., Basnight-Brown, D., Batkeyev, B., Belaus, A., Berezina, E., Björnstjerna, M., … Imada.
H., … Van Lange, P. A. M. (2021). Perceptions of the appropriate response to norm
violation in 57 societies. Nature Communications, 12(1), 1481.
https://doi.org/10.1038/s41467-021-21602-9*Imada, H., Hopthrow, T., & Abrams, D. (2021). The Role of Positive and Negative Gossip in
Promoting Prosocial Behavior. Evolutionary Behavioral Sciences, 15(3), 285–291.
https://doi.org/10.1037/EBS00002182020*Imada, H. (2020). Preference for Anonymous Giving. Letters on Evolutionary Behavioral
Science, 11(1), 22–26. https://doi.org/10.5178/LEBS.2020.76

Book Chapters
Imada, H., Hopthrow, T., & Abrams, D. (2021). Alcohol consumption and group decision
making. In D. Frings and I. P. Albery (Ed.). The Handbook of Alcohol Use and Abuse:Understanding from Synapse to Society. Elsevier Academic Press. https://doi.org/10.1016/
B978-0-12-816720-5.00009-8

Technical Reports
Abrams, D., Hopthrow, T., Imada, H., Ozkececi, H., Lalot, F., & Templeton, A. (2019). Can CarEngine Idling Be Reduced Using Persuasive Messages? Canterbury Air and NoiseExperiment 2018-19. Project report. University of Kent.
doi:10.22024/unikent/01.02.74587.

Preprints (non-peer-reviewed manuscripts)
Imada, H., & Mifune, N. (2020) Null results for the effect of the behavioral immune system onintergroup cooperation. PsyArXiv. 10.31234/osf.io/7gs3w.
*Takahashi, R., Imada, H., & Mifune, N. Cross-temporal replication of the relationship between
SDO and political attitudes in Japan: SDO and attitudes shifted but the relationship holds.
https://psyarxiv.com/w953n/

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*Imada, H., Mifune, N., Shimizu, H. Psychological Mechanisms Underlying In-group
Favouritism in Cooperation: Revisiting the Reputation Management and Expectation
Hypotheses https://psyarxiv.com/2narh/†Horsham, Z., †Haydock-Symonds, A., †Imada, H., Ching Tai, H., Lui Shum, T., Zeng, Y., Tang
Chow, H., & *Feldman, G. Does learning more about others impact liking them?
Replication and extension of Norton et al.’s (2007) Lure of Ambiguity [† joint firstauthorship] https://osf.io/j6tqr/Media Coverage
Imada, Hirotaka. “How much and what to pay to get desired help?” Psychology Today, February,2022, https://www.psychologytoday.com/gb/blog/psychologys-credibilityrevolution/202202/what-and-how-much-offer-solicit-desired-help
EurekAlert! “Series of new studies refute assumptions about link between power and concern
about reputation” https://www.eurekalert.org/news-releases/985020
Open Science Blog Posts
Imada, Hirotaka. “Publishing completely failed priming studies” January, 2023.
https://note.com/hirompet/n/n0ff5d174417f (in Japanese)
Imada, Hirotaka. “On publishing a registered report.” June, 2022.
https://note.com/hirompet/n/n3d23e1e7ac6e (in Japanese)
Imada, Hirotaka. “Things that I Learned from Replication (III): Conducting Replication is Hard,and Publishing Replication is Harder.” October, 2021,
https://note.com/hirompet/n/n612ce6b71ef0 (in Japanese)
Imada, Hirotaka. “Things that I Learned from Replication (II): How-tos.” October, 2021,
https://note.com/hirompet/n/na4c31d8aeb5e (in Japanese)
Imada, Hirotaka. “Things that I Learned from Replication (I).” October, 2021,
https://note.com/hirompet/n/na681ab5ebea9 (in Japanese)

PRESENTATIONS

Invited Talks, Keynotes, and Lectures
Imada, H. (August, 2023). Experimental Approach towards Understanding Post-disasterCooperation. Invited research seminar delivered at International Research Institute ofDisaster Science, Tohoku University.

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Imada, H. (December, 2022). Power and Prosociality: Reputational Concern
Drives Prosociality among the Powerless. Invited research seminar delivered at Departmentof Law, Criminology, and Forensic Psychology, Royal Holloway, University of London.

Conference Presentations
Oral Presentations
Imada, H., Mizuon, K., Takano, R., & Tateishi, W. (September, 2023). The relationship between
dysfunctioning of pool punishment and the decline of cooperation. Full oral talk accepted atthe 64th Japanese Society of Social Psychology Annual Conference
Imada, H. (July, 2023). Gossip about norm deviations in intergroup contexts. Full oral talkas part of the symposium “The functions of gossip: novel insights from the lab andthe filed” at the 19th General Meeting of the European Association of Social Psychology
Imada, H., & Hopthrow, T. (September, 2022). The examination of the influence of asense of power on reputational concern: preregistered power priming experiments. The 63thJapanese Society of Social Psychology Annual Conference
Imada, H., Hopthrow, T., & Abrams, D. (July, 2022). Intragroup discrimination in cooperation
under a power hierarchy. The 19th International Conference of Social Dilemmas.
Imada, H. (October, 2021). Intragroup Cooperation under a Power Hierarchy. A blitz talkdelivered at the Cooperation Colloquia(https://www.youtube.com/watch?v=xKfVuBnvxBI&list=PLaobP2p_7Oa95jheA8wd4EuNpp3wdsKQ).
Poster Presentations
Takahashi, R. Imada, H., & Mifune, N. (September, 2023). The relationship between SDO andconservative political attitudes in Japan: Direct replication of Mifune and Yokota (2018).
Poster presentation accepted at the Japanese Group Dynamics Association the 69th annual
conference.
Takano, R., & Imada, H. (February, 2022). Awe, superordinate identity, and intergroup bias. The
23rd Annual Meeting of Society for Personality and Social Psychology.
Imada, H., Hopthrow, T., & Abrams, D. (August, 2021). Reputation-based intragroupdiscrimination in prosocial behavior. Poster presented at British Psychological Society
Social Section Annual Conference 2021.

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Imada, H., Hopthrow, T., & Abrams, D. (July, 2021). Reputation-based intragroupdiscrimination in prosocial behavior. Poster presented at the 14th Biennial Conference ofthe Asian Association of Social Psychology.
Imada, H., Hopthrow, T., & Abrams, D. (July, 2020: canceled due to COVID19). Reputationbased intragroup discrimination in prosocial behavior. Poster accepted at 19th General
Meeting of the European Association of Social Psychology.
Imada, H., & Higuchi, M. (February, 2018). The influence of the arousal of reputational
concerns on the conformity to injunctive norms concerning prosocial behavior. Poster
presented at Presentation of undergraduate dissertations at the Department of Psychology atSophia University.
Imada, H. (September, 2017). The role of in-group identity in parochial prosocial behavior.
Poster presented at British Psychological Society Social Section Annual Conference 2017,
Leicester, UK.
Imada, H. (May, 2017). Reducing intergroup discrimination in altruistic behavior: extending ingroup favoritism to out-group members. Poster presented at 24th Annual Conference forAdvanced Research in Psychology at College of the Holy Cross, Worcester, MA, USA.

ADDITIONAL EXPERIENCES

Professional English-Japanese Translation for Social Science Research
Professional English Editing and English Writing Tutoring for non-native speakers (example:
https://www.nature.com/articles/s41598-021-04729-z)

REVIEWING EXPERIENCES

International Journal of Organization Theory and Behavior
Journal of Applied Social Psychology
Frontiers in Psychology
Applied Economics
Psychological Reports
Personality and Social Psychological Bulletin
Asian Journal of Social Psychology
Current Psychology

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ASSOCIATION / SOCIETY MEMBERSHIPSThe Japanese Society of Social Psychology
European Association of Social Psychology

DEPARTMENTAL, UNIVERSITY, AND SOCIETY SERVICE

Editorial Board Member of the Asian Journal of Social Psychology
Lab Manager, Group Lab, at University of Kent (PI: Dominic Abrams) (2021-2022)
University of Kent Buddy Scheme, Volunteer Buddy (2020-2021)
Student representative of MSc by Research at University of Kent (2019-2020)