Published first in March 2008, it contains 83 writings on many topics from a diverse variety of authors, which range in length from one to eight pages.

All inclusions are dated post-1900, and include poetry, anecdotes, and general philosophical musings.

[2] Peter Forbes of The Independent praised Dawkins' inclusions, stating that "every reader is likely to make a discovery or two".

[3] Steven Poole in The Guardian described it as "a beautiful volume" and "a labour of love" on Dawkins' part.

[4] A number of science bloggers did criticise the lack of women scientists included in the book.