
Career
-
2017-present Professor of Cosmology and Astrophysics
- Deputy Director, Institute of Astromony
- Deputy Director, Kavli Institute for Cosmology, Cambridge
- 2011-2017 Reader in Astrophysics and Cosmology
- 2006 -2011 University Lecturer, Institute of Astronomy and DAMTP
- 2002 -2007 Royal Society University Research Fellow
- 2000 -2002 PPARC Postdoctoral Research Fellow
- 1998 -present Fellow, Queens' College
Research
I have a range of research interests in physical and theoretical cosmology, mostly centred on the issue of testing the cosmological model and the origin of cosmic structure with cosmological observations. A particular focus is the the origin, interpretation, and measurement of temperature anisotropies and polarization in the CMB. I am a Core Team member of the Planck High-Frequency Instrument and a member of the Simons Observatory with particular interests in lensing of the CMB, constraining the key cosmological parameters and searching for B-mode polarization induced by gravitational waves from the early universe.
Selected Publications
Publications
PRISM (Polarized Radiation Imaging and Spectroscopy Mission): A White Paper on the Ultimate Polarimetric Spectro-Imaging of the Microwave and Far-Infrared Sky
(2013)
Planck 2013 results. XXV. Searches for cosmic strings and other topological defects
(2013)
(doi: 10.48550/arxiv.1303.5085)
Planck 2013 results. XVIII. Gravitational lensing-infrared background correlation
(2013)
(doi: 10.48550/arxiv.1303.5078)
Testing general relativity with 21-cm intensity mapping
– Physical Review D Particles Fields Gravitation and Cosmology
(2013)
87,
064026
(doi: 10.1103/physrevd.87.064026)
CMB anisotropy science: a review
– Proceedings of the International Astronomical Union
(2013)
8,
42
(doi: 10.1017/s1743921312016663)
The quijote CMB experiment: Progress report
– 12th Marcel Grossmann Meeting on Recent Dev in Theoretical and Experimental General Relativity Astrophysics and Relativistic Field Theories Proc of the mg 2009 Meeting on General Relativity
(2012)
2156
(doi: 10.1142/9789814374552_0428)
Probing the neutrino mass hierarchy with cosmic microwave background weak lensing
– Monthly Notices of the Royal Astronomical Society
(2012)
425,
1170
CMB power spectrum parameter degeneracies in the era of precision cosmology
– Journal of Cosmology and Astroparticle Physics
(2012)
2012,
027
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