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g the Straw Man: Does BICEP Prove Inflation? James 13. Dent Department of Physics, University of Louisiana at Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, USA, and Mount Stromlo Observatory, Re
Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Earth and Sp
ouisiana at Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Ea
mo- tivated source of such primordial waves (e.g. [4-7], it is important to demonstrate that other possible sources cannot account for the current BICEP2 data before def- initely claiming Inflation has been proved. A surprisingly large value of r, the ratio of power in tensor modes to scalar density
gs Inflation Dead? Jessica L. Cook,' Lawrence M. Krauss,1•2• 4 Andrew J. Long,l•I and Subir Sabhanval I '
Is Higgs Inflation Dead? Jessica L. Cook,' Lawrence M. Krauss,1•2• 4 Andrew J. Long,l•I and Subir Sabhanval I '
Is Higgs Inflation Dead? Jessica L. Cook,' Lawrence M. Krauss,1•2• 4 Andrew J. Long,l•I and Subir Sab
lar- ization of the cosmic microwave background radiation by the BICEP2 collaboration. In order for the primordial B-mode signal to be observable by BICEP2, the energy scale of inflation must be high. lint x 2 x 1016 GeV. Higgs Inflation generally predicts a small amplitude of tensor perturbations. and
ng the Straw Man: Does BICEP Prove Inflation? James B. Dent Department of Physics, University of Louisiana at Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, USA, and Mount Stromlo Observatory, Re
Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Earth and Sp
ouisiana at Lafayette, Lafayette, LA 70504, USA, Lawrence M. Krauss Department of Physics and School of Ea
mo- tivated source of such primordial waves (e.g. [4-7], it is important to demonstrate that other possible sources cannot account for the current BICEP2 data before def- initely claiming Inflation has been proved. A surprisingly large value of r, the ratio of power in tensor modes to scalar density
Entities connected to both Lawrence Krauss and BICEP2

Frank Wilczek
PERSON
Cleveland
LOCATION
Case Western Reserve University
ORGANIZATION
Australian National University
ORGANIZATIONWeston
PERSON
Lafayette
LOCATION
Pollock
PERSONDepartment of Physics and School of Earth and Space Exploration
ORGANIZATIONF. Wilczek
PERSONMount Stromlo Observatory
LOCATIONM. Kamionkowski
PERSONResearch School of Astronomy and Astrophysics
ORGANIZATIONH. Mathur
PERSONM.J. White
PERSONJ. B. Dent
PERSOND.G. Figueroa
PERSONR.R. Caldwell
PERSONUniversity of Louisiana at Lafayette
ORGANIZATIONthe BICEP2 Collaboration
ORGANIZATIONFig.1
ORGANIZATION