Do your eyes glaze over when the word 'bayesian' appears in an article? Does the phrase 'markov chain monte carlo' evoke visions of exotic European travel destinations? Then, here is a paper you simply must read; http://arxiv.org/abs/1403.1260, Cosmology: from theory to data, from data to theory. This quote in section 3.2 stood out as noteworthy '... For this reason, whenever someone (Bayesian or frequentist) tells you "we did not have to assume anything", do not trust them.' Also amusing is Fig 21 - The wolf and the seven little kids. As a bonus, the paper also neatly addresses some hot issues in modern cosmology.