The singer helps out with Dave Eggers book

Sufjan Stevens has written the introduction to the book ’The Best American Nonrequired Reading 2007’.

The tome was complied by author Dave Eggers and students from his San Francisco writing centre.

According to a statement the book is a collection of “the best in fiction, non fiction, alternative comics, screenplays, blogs and anything else”.

A release date for the book has not been announced.

Stevens recently appeared on the album ’A Tribute To Joni Mitchell’ performing the track ’A Free Man In Paris’.