Maulfry Worthington and Elizabeth Carruthers are
Founders of the international Children’s Mathematics
Network, established in 2003. They have both taught in
the full 3 – 8 year age range for over 26 years and have
carried out extensive research in key aspects of early
mathematics, with a particular focus on the development and
pedagogy of children’s early written mathematics (children's
mathematical graphics). They are winners of several national
awards for their work with children and teachers on
children's mathematical graphics.