Curriculum Vitae

Education and employment   

2025-today: Maître-assistant (fixed term Junior Lecturer) in Micropaleontology, Department of Earth Sciences, University of Fribourg

2023-2025: EUTOPIA-SIF Marie-Curie Postdoctoral Fellow at Vrije Universiteit Brussel, Belgium

2017-2022: PhD student at Uppsala University, Sweden. Main supervisor: Prof. Jorijntje Henderiks  

2014-2016: MSc in Oceanography and Marine Environment Management at the National and Kapodistrian University of Athens, Greece. Thesis supervisor: Prof. Maria Triantaphyllou  

2015: Erasmus+ placement (one semester) at Universita degli Studi di Milano-Bicocca, Italy. Project supervisor: Dr. Elisa Malinverno  

2010-2014: BSc in Geology and Goenvironment at the National and Kapodistrian University of   Athens. Thesis supervisor: Prof. Maria Triantaphyllou  

Training courses (post-graduate level)   

2023-2025: EUTOPIA Science and Innovation Fellowship training programme touching upon Open Science, Impact and Innovation, Personal Development, Research Fundings, Ethics and Communication amounting to a total of 50h.

2025: NHIS Evolution of the Northern Hemisphere Ice Sheets: timing, drivers, and interconnections, 4th -7th February 2025, Ulster University, Belfast Campus, Northern Ireland 

2024: Planktonic foraminifera taxonomy training course and research visit (Prof. Bridget Wade and Paul Pearson), 10 June to 4 July, University College London, UK.  

2024: 21st Century Drilling: Building capacity in the digital domain on scientific ocean drilling legacy material, 8-12 April 2024,  Bremen, Germany

2019: 16th Urbino Summer School in Paleoclimatology, Urbino, Italy, 10-26 July 2019

2018: Astronomical tuning training course and research visit (David De Vleeschouwer), 8-22 July, University of Bremen, Germany.   

2018: Cenozoic calcareous nannofossil biostratigraphy and paleoecology - INA Summer School on Evolution and Taxonomy (INASSET 2018), 1-7 July, Lyon, France.  

Since 2017: Neogene biostratigraphy, nannofossil sample preparation techniques - Uppsala University micropaleontology lab (Prof. Jorijntje Henderiks).  

Oceanographic/Paleoclimatic projects and expeditions 

2018-2023: Selected to participate as calcareous nannofossil biostratigrapher at IODP Exp 387, Amazon Margin (postponed) and IODP Exp 395, Reykjanes Ridge (June-August 2023). 60 days on board the R/V Joides Resolution.  

2017: POS 513 Time series and lateral facies changes of Pleistocene to Holocene tephras from highly explosive eruptions at the Hellenic volcanic arc, Aegean Sea. 16 days on board R/V POSEIDON. Training in recognition of eruptive events and sapropel layers in sediment cores.   

2014-2016: THALES-AEGEANMARTEC Technological and Oceanographic cooperation network for the study of mechanisms fertilizing the N.E. Aegean Sea. Shore-based participation during Bachelor and Master thesis.  

2015: KRIPIS Development of an integrated management system for river basin, coastal and marine zones. Ecological evaluation using benthic foraminifera taxonomy and ecology. Student summer project.   

2015: EUROFLEETS Collection of in situ bio-optical measurements to support remote sensing applications for operational environmental monitoring and climate studies in the Black Sea. Oceanographic cruise, 12 days on board R/V Akademik (Black Sea). Water sampling for estimation of phytoplankton abundances.  

2016: ASTARTE Seismic profiles and seafloor mapping of the SE Aegean fault zones. Oceanographic cruise, 10 days on board R/V Med Surveyor (Aegean Sea). Training in seismic profiling and seafloor mapping.  

Scholarships and awards 

2025: FWO long stay abroad grant-CY Cergy Paris University; external secondment (3300 €)

2024: FWO short stay abroad grant-University College London research visit (2000 €)

2024: FWO travel grant to attend International Nannofossil Association 19 (500 €)

2023: EUTOPIA-SIF Marie-Sklodowska-Curie COFUND fellowship (approx. 100k € for 2 years). Co-funded by Horizon 2020.  

2023: (granted but not pursued) Swedish Research Council Postdoctoral Grant (300k € for 3 years) 

2021: Katharina von Salis scientific grant, awarded by the International Nannoplankton Association (1000 €) 

2021: Smålands Anna Maria Lundin travel grant to attend INA17 conference in College Station, Texas (2500 €) 

2019: ECORD travel grant to attend Urbino summer school in Palaeoclimatology (1200 €) 

2019: Smålands Anna Maria Lundig travel grant to attend INA17 conference in Santos, Brazil (2500 €)  

2016: State Scholarship Foundation (IKY) and the German Society for Academic Exchanges (Deutscher Akademischer            Austauschdienst–DAAD)-IKYDA2016: Coccolithophores assessing environmental quality: the Aegean Sea case study (AegeanCocco), Universtitat Bremen, Germany. 5000 € for research visits within an academic year (awarded to the group).  

2015: State Scholarship Foundation (IKY): Erasmus+, Universita degli studi di Milano- Bicocca, Italy.  400€/month for an academic semester.  

Teaching and field trip assistant  

•        Introduction to Micropaleontology, BSc/MSc course (Fribourg University, Switzerland)

•        Geology-Magmatic rocks and Fossil practicals, BSc course (AMGC, Vrije University Brussel)

•        Principles of Paleobiology-Paleoecology practical, MSc course (Uppsala University)  

•        Planet Earth-fossil practical, BSc course (Uppsala University)  

•        Dynamics of Earth systems- carbon cycle practical, MSc course (Uppsala University)  

•        Evolutionary Developmental biology-field trip, MSc course (Uppsala University)  

•        Geographic Information Systems (GIS), series of seminars offered by SEV-IVEPE (Federation of Greek Industries) 

Teacher training, Outreach and Committee participation

•        Academic Teaching Training Course (5 week/7.5 ECTS)  

•        Science communication and Outreach Course (1ECTS)

•        Equality committee, Department of Earth Sciences, Uppsala University

•        Postgraduate course working group, Department of Earth Sciences, Uppsala University

•        Invited seminar presentation published on Youtube- 22 Mar 2023 – “Late Miocene to Pliocene biogenic bloom and the Asian monsoon”    

•        Invited for an episode of the science outreach series: “Nannotalks”   

•        Interview and press release related to published article No 2 (see publication list)

•        Participation at CycloPod, Episode 7: Scientific debate with Professor Clara Bolton

Supervision and mentoring

·        PhD advisory board: Xianye Zhao; PhD project, Vrije Universiteit Brussel, Belgium.

·        MSc thesis supervisor: Nhung Pham, Vrije Universiteit Brussel, Belgium.

·        PhD project mentee: graduate student Joseph Asanbe; Department of Earth sciences, Uppsala University.

·        PhD committee member: graduate student Viviane Dos Santos; Department of Geology and Environmental Geosciences, Northern Illinois University.

Invited talks (selected)

1. Reconstructing paleoclimate and paleoproductivity across the warm Late Miocene to Pliocene using calcareous nannofossils; Keynote Lecture in “Advances in Coccolithophore Research” meeting, September 10 2025, Plymouth, UK (online)

2. Reconstructing paleoclimate and paleoproductivity across the late Miocene to Pliocene using calcareous nannofossils. Institut des Sciences de la Terre de Paris (ISTeP), Sorbonne University, Paris, France. 2025

3. Miocene to Pliocene paleoclimate and paleoproductivity across ocean basins: Micropalaontological and geochemical signatures. Environnements et Paléoenvironnements Océaniques et Continentaux (EPOC), Bordeaux, France. 2025

4. North Atlantic Phytoplankton Paleoproductivity in a warm world. London Micropaleontology Group, University College London, UK. 2024

5. Middle Miocene to Pleistocene nannofossil biostratigraphy from the North Atlantic: preliminary results from IODP Expedition 395C. 1st International symposium for “Neogene bipolar climate changes and ecosystem”. Kochi University, Japan. 2023 (online)

6. Latest Miocene – Pliocene Phytoplankton Species Distribution and Productivity in NW Australia. Evolutionary Biology Centre, Uppsala University, Sweden. 2020

Creative and social  

•        Attended seminars in “Literature Writing” and “Writing Genres” at Tabula Rasa (school of creative writing) 

•        Authored 4 short stories that were published in multiauthor books and Tabula Rasa’s blog

•        Shortlisted at the “10th National Short Story Contest Eyelands”-story included in the published book “Αριθμοί”           

List of publications

[1.]      Morris, M.A., Parnell-Turner, R., Hochmuth, K., McNamara, D., Briais, A., LeVay, L., Di Chiara, A., Dunkley Jones, T., Karatsolis, B-Th., Pearson, P., Sinnesael, and Expedition 395C/395 Science Party, (in review). Middle Miocene Onset of Western Boundary Undercurrent, Offshore Greenland. Nature Communications Earth & Environment.

[2.]      Di Chiara, A., Satolli, S., Friedman, S., Dwyer, D., Acton, G., Dunkley Jones, T., Karatsolis B.-Th., Pearson, P., Suzuki, T., Modestou, S., O'Connell, S., Ibrahim, I., Jasper, C.E., LeBlanc, D.E., Lee, S., Thulasi, T., Eason, D.E., Sinnesael, M., Hochmuth, K., Briais, A., Parnell-Turner, R., LeVay, L., and Expedition 395C/395 Science Party, 2025. Geomagnetic Excursions Recorded in North Atlantic IODP Expedition 395C Sites U1555 and U1563. Geochemistry, Geophysics, Geosystems, 26, e2025GC012220. https://doi.org/10.1029/2025GC012220

[3.]      Sinnesael, M.*, Karatsolis, B.-Th.*, Pearson, P.N. et al., 2025. Onset of strong Iceland-Scotland overflow water 3.6 million years ago. Nature Communications 16, 4323. https://doi.org/10.1038/s41467-025-59265-5           *equal contribution

[4.]      Parnell-Turner, R.E., Briais, A., LeVay, L.J., Cui, Y., Di Chiara, A., Dodd, J.P., Dunkley Jones, T., Dwyer, D., Eason, D.E., Friedman, S.A., Hemming, S.R., Hochmuth, K., Ibrahim, H., Jasper, C., Karatsolis, B.-Th., Lee, S., LeBlanc, D.E., Lindsay, M.R., McNamara, D.D., Modestou, S.E., Murton, B., OConnell, S., Pasquet, G.T., Pearson, P.N., Qian, S.P., Rosenthal, Y., Satolli, S., Sinnesael, M., Suzuki, T., Thulasi Doss, T., White, N.J., Wu, T., Yang Yang, A., dos Santos Rocha, V., Pearman, C., and Tian, C.Y., 2025. Expedition 395 summary. In Parnell-Turner, R.E., Briais, A., LeVay, L.J., and the Expedition 395 Scientists, Reykjanes Mantle Convection and Climate. Proceedings of the International Ocean Discovery Program, 395: College Station, TX (International Ocean Discovery Program). https://doi.org/10.14379/iodp.proc.395.101.2025

[5.]      Karatsolis, B.-Th. and Henderiks, J., 2023. Late Neogene nannnofossil assemblages as tracers of ocean circulation and paleoproductivity over the NW Australian shelf. Climate of the Past 19, 765–786, https://doi.org/10.5194/cp-19765-2023

[6.]      Karatsolis, B.-Th., Lougheed, B., De Vleeschouwer, D. and Henderiks, J., 2022. Abrupt conclusion of the late Miocene-early Pliocene biogenic bloom at 4.6-4.4 Ma. Nature Communications 13, 353. https://doi.org/10.1038/s41467-021-27784-6

[7.]      Christensen, B., De Vleeschouwer, D., Henderiks, J., Groeneveld, J., Auer, G., Drury, A.J., Karatsolis, B.-Th., Lyu, J., Betzler, C., Eberli, G.P. and Kroon, D., 2021. Late Miocene onset of Tasman Leakage and Southern Hemisphere Supergyre ushers in Near-modern Circulation. Geophysical Research Letters, 48 (18). https://doi.org/10.1029/2021GL095036  

[8.]      Henderiks, J., Bartol, M., Pige, N., Karatsolis, B.-Th. and Lougheed, B. C., 2020. Shifts in phytoplankton composition and stepwise climate change during the middle Miocene. Paleoceanography and Paleoclimatology, 35, e2020PA003915. https://doi.org/10.1029/2020PA003915

[9.]      Karatsolis, B.-Th., De Vleeschouwer, D., Groeneveld, J., Christensen, B. and Henderiks, J., 2020. The late Miocene to early Pliocene “Humid Interval” on the NW Australian shelf: Disentangling climate forcing from regional basin evolution. Paleoceanography and Paleoclimatology, 35, e2019PA003780.  https://doi.org/10.1029/2019PA003780

[10.]   Malinverno, E., Cerino, F., Karatsolis, B.-Th., Ravani, A., Dimiza, M., Psarra, S., Gogou, A. and Triantaphyllou, M.,

2019. Silicoflagellates in the eastern mediterranean and Black Seas: Seasonality, distribution and sedimentary record. Deep Sea Research Part II 164: 122-134. https://doi.org/10.1016/j.dsr2.2019.03.010 

[11.]   Triantaphyllou, M., Baumann, K.-H., Karatsolis B.-Th., Dimiza, M., Psarra, S., Skampa, E., Patoucheas, P., Vollmar, N., Koukousioura, O., Katsigera, A., Krasakopoulou, E. and Nomikou, P., 2018. Coccolithophore community response along a natural CO2 gradient off Methana (SW Saronikos Gulf, Greece, NE Mediterranean). PLOS ONE 13(7): e0200012. https://doi.org/10.1371/journal.pone.0200012

[12.]   Karatsolis, B.-Th., Triantaphyllou, M., Dimiza, M., Malinverno, E., Lagaria, A., Mara, P., Archontikis, O. and Psarra, S., 2017. Coccolithophore assemblage response to Black Sea Water inflow into the North Aegean Sea (NE Mediterranean).  Continental Shelf Research 149: 138-150. https://doi.org/10.1016/j.csr.2016.12.005  

[13.]   Lagaria, A., Mandalakis, M., Mara, P., Frangoulis, C., Karatsolis, B.-Th., Pita, P., Triantaphyllou, M., and Tsiola, A., 2017. Phytoplankton variability and community structure in relation to hydrographic features in the NE Aegean frontal area (NE Mediterranean Sea). Continental Shelf Research 149: 124-137. https://doi.org/10.1016/j.csr.2016.07.014   

[14.]   Maliverno, E., Karatsolis, B.-Th., Dimiza, M., Lagaria, A., Psarra, S. and Triantaphyllou, M., 2016. Extant silicoflagellates from the Northeast Aegean (eastern Mediterranean Sea): Morphologies and double skeletons. Revue de Micropaléontologie 59(3): 253-265. https://doi.org/10.1016/j.revmic.2016.06.001  

[15.]   Dimiza, M., Triantaphyllou M., Malinverno E., Psarra S., Karatsolis B.-Th., Mara P., Lagaria A. and Gogou A., 2015.

The composition and distribution of living coccolithophores in the Aegean Sea (NE Mediterranean). Micropaleontology 61(6):521-540.   

[16.]   Triantaphyllou, M., Karatsolis, B.-Th., Dimiza, M., Malinverno, E., Cerino, F., Psarra, S., Jordan, R. and Young, J., 2015. Coccolithophore Combination Coccospheres from the NE Mediterranean Sea: New Evidence and Taxonomic Revisions. Micropaleontology 61(6): 457-72. http://www.jstor.org/stable/44511370

[17.]   Triantaphyllou, M., Dimiza, M. and Karatsolis, B.-Th., 2014. Adding proofs to Syracosphaera histrica- Calyptrolithophora pappilifera life-cycle association. Journal of Nannoplankton Research 34: 57-59.  

[18.]   Karatsolis, B.-Th, Dimiza, M. And Triantaphyllou, M., 2014. Verification of the Coronosphaera mediterranea– “Zygosphaera hellenica” life-cycle association. Journal of Nannoplankton Research 34: 45-46.