cv
My curriculum vitae, with personal and professional experience, skills and education track.
Contact Information
| Name | Santiago Casas |
| Professional Title | Theoretical Cosmologist and Astrophysicist |
| s.casas@protonmail.com | |
| Location | Portsmouth, United Kingdom |
| Website | https://santiagocasas.github.io |
Professional Summary
Theoretical cosmologist working on dark energy, modified gravity, large-scale structure, Bayesian inference, and survey synergies for Euclid and SKAO.
Experience
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2024 - Present Postdoctoral Researcher
University of Portsmouth
Euclid research scientist with builder status, co-leading likelihood work in the Theory Working Group and coordinating pre-launch key project work.
- Euclid Builder and Theory Working Group leader
- SKAO synergies and cosmology science book chapter coordinator
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2019 - Present Founding Member and Mentor
Alpha-Cen
Mentoring network supporting students and researchers in Central America and the Caribbean.
- Community mentoring
- Remote webinars and outreach
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2021 - 2024 Postdoctoral Researcher
RWTH Aachen University
Worked on theoretical, phenomenological, and numerical cosmology with emphasis on likelihoods, neutrinos, modified gravity, and effective field theory for large-scale structure.
- Supervised master and bachelor students
- Developed and validated cosmology software including CLOE, MontePython, CosmicFish, CLASS-1loop, and JaxCosmo
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2018 - 2021 Postdoctoral Researcher
CEA Paris-Saclay
Worked on Euclid-related cosmology forecasts, likelihoods, modified gravity, 21 cm cosmology, and machine-learning emulators.
- Supervised interns and taught scientific Python courses
- Contributed to CLOE, CosmicFish, and JaxCosmo
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2010 - 2011 Physics Lecturer
Universidad de Costa Rica
Lectured General Physics and laboratory courses for physics and life-science students.
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2009 - 2010 Physicist and Software Developer
Engineering Scientific Services
Developed finite-element methods in Objective-C for engineering applications.
Education
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2013 - 2017 Heidelberg, Germany
PhD
Ruprecht-Karls-Universitat Heidelberg
Theoretical Physics
- Dark energy and modified gravity
- Non-linear structure formation
- Bayesian statistics and Fisher forecasting
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2011 - 2013 Heidelberg, Germany
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2006 - 2009 San Jose, Costa Rica
Awards
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2024 Euclid STAR Prize IDEA
Euclid Consortium
STAR prize for the ECI IST Forecasting team, presented in Rome.
-
2019 Euclid STAR Prize
Euclid Consortium
Best team award for IST Forecasting, presented in Helsinki.
-
2011 MICIT Scholarship
Ministry of Science and Technology of Costa Rica
Scholarship supporting master’s studies abroad.
Skills
Languages
Interests
Projects
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2019 - Present cosmicfishpie
Fisher-matrix and cosmological-theory toolkit for galaxy clustering, weak lensing, intensity mapping, CMB, and cross-correlations.
- Forecasting cosmological observables
- Open-source scientific software
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2018 - Present looti
Machine-learning emulator for cosmological quantities using Gaussian processes, PCA, and dictionary learning.
- Emulation
- Cosmological inference
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2014 - 2020 cosmomathica
Wolfram Mathematica wrapper around Einstein-Boltzmann solvers and non-linear cosmology tools.
- CAMB and CLASS workflows
- Forecasting support
References
- Prof. Valeria Pettorino
Academic reference listed in CV.
- Prof. Martin Kunz
Academic reference listed in CV.
- Prof. Luca Amendola
Academic reference listed in CV.