Eleni Andreadis is an author and sustainability specialist. Born in London to Greek parents, she focused on environmental policy and media at Harvard University and has consulted on sustainability issues for various companies and media organisations in the UK, U.S. and Greece. She is the author of ten environmental children’s books, including the best-selling Planet Agents book series, which won the Children's Book State Award in Greece and been made into a musical play that she wrote in Athens, Greece. The rights to her books have been sold in numerous countries, such as the US, China, South Korea, Turkey, Egypt and the Middle East. She is the founder of the non-profit organisation Planet Agents, empowering children to take action on environmental issues. Over the last fifteen years, the organization's experiential environmental programs have reached 100,000 primary school children. She's written shorts, features and TV pilots, in the comedy and dramedy genre, most of them with a sustainability theme.