Media playback is unsupported on your device

Meet the Author: Michael Rosen

6 September 2012 Last updated at 20:54 BST

In this edition of Meet the Author, Nick Higham talks to the novelist and poet Michael Rosen.

Rosen, who has written 140 books for children, discusses his latest publication 'Fantastic Mr Dahl', a biography of the author Roald Dahl.

The BBC's Nick Higham went to meet the former children's laureate in a sensory garden in Essex.