Eleni Andreadis is a best-selling author, educator and sustainability specialist. She earned her Master’s in Environmental Policy and Media at Harvard University, and has presented and produced for a variety of environmental channels. In 2009 she founded the non-profit Planet Agents, which aims to empower children aged 7-12 to take action on environmental issues they care about at their home, school and community, working with 10,000 children every year. Her first book Become a Planet Agent won the 2015 State Award for Children’s Knowledge Book in Greece and other titles from the series have been shortlisted for several national awards, including the prestigious IBBY award.