Bob Graham has written and illustrated several children's picture books for Walker, including Has Anyone Here Seen William?; Grandad's Magic; Brand New Baby; Rose Meets Mr Wintergarten; Queenie the Bantam (Highly Commended for the Kate Greenaway Medal); Buffy (Smarties Book Prize Silver Award Winner) and Max. He also illustrated This Is Our House, written by Michael Rosen. He is married with two grown-up children.