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Faculty of Mathematics

 

Professor Blake Sherwin

Career

  • 2024-: Professor of Cosmology and Astrophysics, DAMTP, University of Cambridge (and Deputy Director, Kavli Institute for Cosmology Cambridge, 2026-)
  • 2022-2024: Professor of Cosmology and Astrophysics (Grade 11), DAMTP, University of Cambridge
  • 2017-2022: Assistant Professor, DAMTP, University of Cambridge
  • 2017-2022: STFC Ernest Rutherford Fellow, DAMTP, University of Cambridge
  • 2016-2017: NASA Einstein Fellow, Physics Division, Lawrence Berkeley Laboratory
  • 2013-2016: Miller Research Fellow, Dept. of Physics, University of California, Berkeley
  • 2008-2013: Ph.D. in Physics, Princeton University
  • 2004-2008: Part III Mathematics and Parts I/II NST Physics, University of Cambridge

Research Interests

Blake is a theoretical and observational cosmologist. He has research interests across CMB and large-scale structure, with a particular focus on measurements of the gravitational lensing and scattering of the CMB.

Research Group

Blake leads the CosMicBacklight project, funded by a Consolidator Grant from the European Research Council (2026-). Group members and affiliates include:

Postdoctoral and senior researchers: 

Alex Lague

Jordan Krywonos

Ola Kusiak

Fiona McCarthy (now affiliated Royal Society University Research Fellow)

Niall MacCrann (now affiliated Royal Society University Research Fellow)

co-mentored postdocs (primarily IoA-based): Emilie Hertig, Bernardita Ried Guachalla

PhD students:

Irene Abril Cabezas

Carmen Embil-Villagra

Joseph Thornton

Guanming Liang

 

Former group members and next steps:

postdocs: Toshiya Namikawa (postdoc/SRA -> Project Associate Professor, IPMU), Louis Legrand (SNSF postdoc-> faculty, CBPF, Brazil), Giulio Fabbian (postdoc->Snr. Staff Scientist, CNRS), Boris Bolliet (postdoc/SRA -> Asst. Teaching Professor, Cambridge), Dongwon Han (postdoc -> tech. industry)

students: Gerrit Farren (PhD -> Chamberlain Fellow, LBNL), Frank Qu (PhD -> Hubble Fellow, Stanford), Omar Darwish (PhD -> postdoc U Geneva); Boryana Hadzhiyska (Masters -> PhD Harvard), Oliver Philcox (Masters -> PhD Princeton), Alex Reeves (Masters-> PhD ETH Zurich)

 

Blake's recent awards/honors also include an ERC Starting Grant (the CMBLENS project, 2020-2026) and the Royal Astronomical Society's Early Career Award (2019).

 

 

Publications

Cross-correlation of Dark Energy Survey Year 3 lensing data with ACT and Planck thermal Sunyaev-Zel’dovich effect observations. I. Measurements, systematics tests, and feedback model constraints
M Gatti, S Pandey, E Baxter, JC Hill, E Moser, M Raveri, X Fang, J DeRose, G Giannini, C Doux, H Huang, N Battaglia, A Alarcon, A Amon, M Becker, A Campos, C Chang, R Chen, A Choi, K Eckert, J Elvin-Poole, S Everett, A Ferte, I Harrison, N Maccrann et al.
– Physical Review D
(2022)
105,
123525
(doi: 10.1103/physrevd.105.123525)
Cross-correlation of Dark Energy Survey Year 3 lensing data with ACT and Planck thermal Sunyaev-Zel’dovich effect observations. II. Modeling and constraints on halo pressure profiles
S Pandey, M Gatti, E Baxter, JC Hill, X Fang, C Doux, G Giannini, M Raveri, J DeRose, H Huang, E Moser, N Battaglia, A Alarcon, A Amon, M Becker, A Campos, C Chang, R Chen, A Choi, K Eckert, J Elvin-Poole, S Everett, A Ferte, I Harrison, N Maccrann et al.
– Physical Review D
(2022)
105,
123526
(doi: 10.1103/physrevd.105.123526)
Delensing the CMB with the cosmic infrared background: the impact of foregrounds
AB Lizancos, A Challinor, BD Sherwin, T Namikawa
– Monthly Notices of the Royal Astronomical Society
(2022)
514,
5786
(doi: 10.1093/mnras/stac1705)
The physical origin of dark energy constraints from rubin observatory and CMB-S4 lensing tomography
B Yu, S Ferraro, ZR Knight, L Knox, BD Sherwin
– Monthly Notices of the Royal Astronomical Society
(2022)
513,
1887
(doi: 10.1093/mnras/stac1054)
Determining the Hubble constant without the sound horizon: Perspectives with future galaxy surveys
GS Farren, OHE Philcox, BD Sherwin
– Physical Review D
(2022)
105,
063503
(doi: 10.1103/PhysRevD.105.063503)
Simons Observatory: Constraining inflationary gravitational waves with multitracer B-mode delensing
T Namikawa, AB Lizancos, N Robertson, BD Sherwin, A Challinor, D Alonso, S Azzoni, C Baccigalupi, E Calabrese, J Carron, Y Chinone, J Chluba, G Coppi, J Errard, G Fabbian, S Ferraro, A Kalaja, A Lewis, MS Madhavacheril, PD Meerburg, J Meyers, F Nati, G Orlando, D Poletti, G Puglisi et al.
– Physical Review D
(2022)
105,
023511
(doi: 10.1103/physrevd.105.023511)
Density reconstruction from biased tracers and its application to primordial non-Gaussianity
O Darwish, S Foreman, MM Abidi, T Baldauf, BD Sherwin, PD Meerburg
– Physical Review D
(2021)
104,
123520
(doi: 10.1103/PhysRevD.104.123520)
Constraining reionization with the first measurement of the cross-correlation between the CMB optical-depth fluctuations and the Compton y -map
T Namikawa, A Roy, BD Sherwin, N Battaglia, DN Spergel
– Physical Review D
(2021)
104,
063514
(doi: 10.1103/PhysRevD.104.063514)
The mass and galaxy distribution around SZ-selected clusters
T Shin, B Jain, S Adhikari, EJ Baxter, C Chang, S Pandey, A Salcedo, DH Weinberg, A Amsellem, N Battaglia, M Belyakov, T Dacunha, S Goldstein, AV Kravtsov, TN Varga, TMC Abbott, M Aguena, A Alarcon, S Allam, A Amon, F Andrade-Oliveira, J Annis, D Bacon, K Bechtol, MR Becker et al.
– Monthly Notices of the Royal Astronomical Society
(2021)
507,
5758
(doi: 10.1093/mnras/stab2505)
The atacama cosmology telescope: Summary of dr4 and dr5 data products and data access
M Mallaby-Kay, Z Atkins, S Aiola, S Amodeo, JE Austermann, JA Beall, DT Becker, JR Bond, E Calabrese, GE Chesmore, SK Choi, KT Crowley, O Darwish, EV Denison, MJ Devlin, SM Duff, AJ Duivenvoorden, J Dunkley, S Ferraro, K Fichman, PA Gallardo, JE Golec, Y Guan, D Han, M Hasselfield et al.
– The Astrophysical Journal Supplement Series
(2021)
255,
11
(doi: 10.3847/1538-4365/abfcc4)
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Research Group

Relativity and Gravitation

Email

bds30@damtp.cam.ac.uk

Room

B2.06

Telephone

01223 337906

Study at Cambridge

About the University

Research at Cambridge