My cosmology textbook is out
(late March 2023 in the UK, May 2023 in the U.S.); instructor resources info; errata
Paper with 4-sigma evidence for departure from LCDM
(PRL Editor's Suggestion, UM press release, SciAm article; Sep 2023)
  2023 Michigan Cosmology Summer School! (website; June 5-9, 2023)

Youtube video of Saturday Morning Physics talk, "The Universe Caught Speeding".

Research Group:

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I am a theoretical cosmologist, and work as a professor of Physics at the University of Michigan. Before Michigan I was an NSF postdoctoral fellow at Kavli Institute for Cosmological Physics and the Department of Astronomy and Astrophysics at the University of Chicago, before that a postdoc in the Particle-Astrophysics Group at Case Western Reserve University, before that a graduate student at the University of Chicago, before that an undergraduate at MIT, and still before that a student at Druga Gimnazija in Sarajevo, Bosnia and Herzegovina (then Yugoslavia).