This book provides a diverse look at various aspects of preparing informal science educators. Much has been published about the importance of preparing formal classroom educators, but little has been written about the importance, need, and best practices for training professionals who teach in aquariums, camps, parks, museums, etc. The reader will find that as a collective the chapters of the book are well-related and paint a clear picture that there are varying ways to approach informal educator preparation, but all are important. The volume is divided into five topics: Defining Informal Science Education, Professional Development, Designing Programs, Zone of Reflexivity: The Space Between Formal and