Publications

NB: *Corresponding | †Co-first/equal contribution

  1. Wells CD*, Blanz B, Ramme L, Breier J, Callegari B, Muralidhar A, Rajah JK, Lindqvist AN, Eriksson AE, Schoenberg WA, Köberle AC, Wang-Erlandsson L, Mauritzen C, Grimeland MB, Smith C. (2026). The representation of climate impacts in the FRIDAv2.1 Integrated Assessment Model. Geoscientific Model Development 19(3): 1229–1260. doi: 10.5194/gmd-19-1229-2026
  2. Rajah JK, Kopainsky B, Schoenberg W*. (2026). Using Loops That Matter for Feedback Analysis: A Structured Curriculum for Building Systems Understanding. System Dynamics Review 42(1): e70018. doi: 10.1002/sdr.70018
  3. Hulme A*, Radley D, Brown A, Rajah JK, Kopainsky B, Crielaard L, Koorts H, Nobles J. (2026). The Qualitative Systems Exploration Model (QSEM): A New Framework to Support the Structural Analysis of Causal Loop Diagrams Within Participatory System Dynamics. System Dynamics Review 42(1): e70015. doi: 10.1002/sdr.70015
  4. Schoenberg W*, Blanz B, Rajah JK, Callegari B, Wells C, Breier J, Grimeland MB, Lindqvist AN, Ramme L, Smith C, et al. (2025). An overview of FRIDA v2.1: a feedback-based, fully coupled, global integrated assessment model of climate and humans. Geoscientific Model Development18(21): 8047–8069. doi: 10.5194/gmd-18-8047-2025
  5. Loo PS*, Rajah JK, Herrera de Leon H, Kopainsky B, Milano L. (2025). A simulation-based policy analysis of anticipatory action for cholera outbreaks, Democratic Republic of the Congo. Bulletin of the World Health Organization 103(10): 607–618. doi: 10.2471/BLT.25.293226
  6. Rajah JK*, Blanz B, Kopainsky B, Schoenberg W. (2025). An endogenous modelling framework of dietary behavioural change in the fully coupled human-climate FRIDA v2.1 model. Geoscientific Model Development 18(18): 5997-6022. doi: 10.5194/gmd-18-5997-2025
  7. Aguiar A*, Rajah JK, Conway-Moore K, Savona N, Knai C, Vlad I, Samdal O, Rutter H, Lien N, Kopainsky B. (2025). Converging perspectives on the processes exacerbating adolescent obesity: an integrative systems approach. Social Science & Medicine 367: 117706. doi: 10.1016/j.socscimed.2025.117706
  8. Rajah JK*, Kopainsky B. (2025). A systematic method to integrate co-produced causal loop diagrams based on feedback stories. System Dynamics Review 41(1): e1794. doi: 10.1002/sdr.1794
  9. Rajah JK*, Atkins AEP, Tang C, Bax K, Wilkerson B, Fernald AG, Langarudi SP. (2024). Understanding Hydrologic, Human, and Climate System Feedback Loops: Results of a Participatory Modeling Workshop. Water 16(3): 396. doi: 10.3390/w16030396
  10. Johannis AA*, Heng MA, Baildon MC, Rajah JK. (2024). Time to negotiate Singapore’s meritocracy? Getting ready for the future of work and education. Globalisation, Societies and Education 22(5): 839–855. doi: 10.1080/14767724.2022.2121688
  11. Rajah JK, Chernicoff W, Hutchison CJ, Gonçalves P, Kopainsky B*. (2023). Enabling Mobility: A Simulation Model of the Health Care System for Major Lower-Limb Amputees to Assess the Impact of Digital Prosthetics Services. Systems 11(1): 22. doi: 10.3390/systems11010022

  1. Lim AC*†, Rajah JK†, Sng JWM, Kuan YH. (2022). EDI in Singapore: emerging issues with sexual and gender minorities and people living with HIV. In Klarsfeld A, Knappert L, Kornau A, Ng ES, Ngunjiri FW (eds.) Research Handbook on New Frontiers of Equality and Diversity at Work: International Perspectives. Edward Elgar Publishing, Northampton, 198–216. doi: 10.4337/9781800888302.00015

  1. Rajah JK, Blanz B, Kopainsky B, Schoenberg W. (2025). Report on environmental value-shifts. EU Deliverable 2.6. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  2. Schoenberg W, Rajah JK, Blanz B, Callegari B, Breier J, Grimeland MB, Mahu F, Ramme L, Wells C, Smith C, et al. (2025). Report on FRIDA V3.0: Final report summarizing the key feedback processes that must be represented in FRIDA model. EU Deliverable 3.7. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  3. Eriksson AE, Collste D, Lindqvist AN, Rouwette EAJA, Kopainsky B, Rajah JK, Wells C, Blanz B, Koberle A. (2025). Scientific synthesis: usefulness of IAM approaches in real world contexts. EU Deliverable 4.6. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  4. Wells C, Blanz B, Ramme L, Callegari B, Adakudlu M, Rajah JK, Eriksson A, Smith C, Schoenberg WA. (2025). Report on feedback in the full natural-human climate system. EU Deliverable 1.8. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  5. Breier J, Wells C, Ramme L, Eriksson A, Rajah JK, Schoenberg W, Gerten D. (2025). Report on inclusion of land use, water cycle and biodiversity in FRIDA. EU Deliverable 1.7. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  6. Wells C, Blanz B, Ramme L, Callegari B, Adakudlu M, Rajah JK, Eriksson A, Smith C, Schoenberg WA. (2025). Report on climate damage functions for use in FRIDA. EU Deliverable 1.6. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  7. Prawitz H, Schwarz L, Eker S, Rajah JK, Donges J. (2025). Report on the macroscopic formulation and quantification of social norms dynamics. EU Deliverable 2.4. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  8. Schoenberg WA, Blanz B, Breier J, Callegari B, Grimeland MB, Adakudlu M, Nicolaidis A, Rajah JK, Ramme L, Smith C, Wells C, Mauritzen C. (2025). Report on FRIDA v2.0: Modeling the two-way coupling of the climate and humans. EU Deliverable 3.5. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  9. Rajah JK, Kopainsky B, Eker S, Prawitz H, Breier J, Donges J. (2024). Report on conceptualization of pro-environmental value shifts for modeling human behavioral changes. EU Deliverable 2.3. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  10. Schoenberg WA, Mauritzen C, Adakudlu M, Blanz B, Breier J, Callegari B, Collste D, Cornell S, Donges J, Eker S, Gerten D, Gjermundsen A, Grimeland MB, Kopainsky B, Li C, Mashhadi S, Rajah JK, Ramme L, Smith C, Wang Erlandsson L, Wells C, Ye Q. (2024). Report on FRIDA V1.0. EU Deliverable 3.4. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  11. Lindqvist AN, Cornell S, Collste D, Palm C, Rajah JK, Kopainsky B. (2024). Scientific synthesis: fitness for purpose of current IAM approaches. EU Deliverable 4.3. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  12. Collste D†, Rajah JK†, Cornell S, Palm C, Kopainsky B. (2024). Learning and Training — External engagement with Citizens. EU Deliverable 4.4. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.
  13. Swamy D, Eker S, Rajah JK, Kopainsky B, Callegari B, Breier J, Donges J. (2023). Preliminary Conceptualization of Modeling Human Systems in Integrated Assessment. EU Deliverable 2.1. WorldTrans – Transparent Assessments for Real People, EU Horizon Europe, Grant No. 101081661.

  1. Rajah JK. (2022). Enabling Mobility for Persons with Major Lower-Limb Amputations: A Model-based Study of the Impact of Digital Prosthetics Service Provision on Mobility Outcomes. Master’s Thesis, University of Bergen, Bergen, Norway.
  2. Rajah JK. (2018). Queer (In)Human Rights: The (Re)Production of Queer Subjectivity in International Human Rights Discourse. Honours Thesis, National University of Singapore, Singapore.
  3. Cheow CZH†, Omar DN†, Rajah JK†, Sharin NA†, Seah PHE†, Kaur TA†. (2018). Intimate Partner Violence in Singapore: A Global Studies Approach. Honours Capstone, National University of Singapore, Singapore.

  1. Rajah JK, Ali AA, Zaid E. (2021). Azurah Khalid: Standing Up for What You Believe. In Yeo N, Zaid E (eds.) Unprecedented: To The Beat Of Her Own Drum. Singapore: Young Women in Leadership Dialogue, Singapore.
  2. Tanzil R, Tan MED, Tan MM, Yeo KY, Zhou M, Rajah JK, Ow NLY. (2019). Community Mapping in Low Income Neighbourhoods – Ghim Moh. Chua Thian Poh Community Leadership Centre, Singapore.
  3. Rajah JK. (2018). Nothing Works, But the Prison Stays: Reconciling the Contradictions in The Liberal Penal Regime. The Global Undergraduate Awards Library [Highly Commended].
  4. Rajah JK. (2018). Managing Ethnic Politics in Plural Societies: The Autonomous Power of The State. The Global Undergraduate Awards Library [Regional Winner].
  5. Rajah JK. (2017). A Preliminary Study of Awareness of and Attitudes Towards Dating Violence Amongst National University of Singapore Students. Heartbeats: Journal of the Chua Thian Poh Community Leadership Programme 4(1): 51–67.
  6. Rajah JK. (2016). Causal Layered Analysis: Deconstructing Singapore’s 2015 General Election. HSSE Online 5(1): 35–43. doi: 10.32658/hsseo.2016.5.1.4

Jefferson K. Rajah