The Accelerating Universe

Invited review chapter for book aimed at general scientists (ed. D. Goodstein); 25 pages, 10 figures

Particle cosmology

In these lectures the present status of the so-called standard cosmological model, based on the hot Big Bang theory and the inflationary paradigm is reviewed

Frontiers of Dark Energy

invited review chapter for book aimed at general scientists

What do we really know about Dark Energy?

single indication for the existence of dark energy comes from distance measurements and their relation to redshift. Supernovae, CMB anisotropies and observations of baryon acoustic oscillations

Dark Matter: A Primer

Dark Energy in Practice

Dark Energy and Tracker Solution- A Review

Dark Energy

We review the problem of dark energy, including a survey of phenomenological models and some aspects of data fitting.

The Future of Cosmology

Advanced Topics in Cosmology: A Pedagogical Introduction

TASI Lectures on Inflation


Expanding Confusion: common misconceptions of cosmological horizons and the superluminal expansion of the Universe

Misconceptions about the Big Bang


  • Six Puzzles for LCDM Cosmology
  • A Primer on problems and prospects of dark energy
  • Cosmologists in the dark
  • Critical Thoughts on Cosmology
  • Local-Group tests of dark-matter Concordance Cosmology: Towards a new paradigm for structure formation
  • LCDM: Triumphs, Puzzles and Remedies