author and consultant: Sarah Cruddas. Author and consultant: Sarah Cruddas author and consultant: Sarah Fowler author and consultant: Chris Mattison author and consultant: Peter Chrisp. author and consultant: Su Hurrell author and consultant: Maryam Sharif-Draper author and consultant, Sarah Fowler, OBE author and consultant Dr. Emily Grossman. author and consultant: Dr Emily Grossman.