The purpose of this thesis is to document and analyze the collaborative design process of the costume designer. The production of The Green Bird by, Carlo Gozzi, an original translation by Federica Deigan, and adapted by Leslie Felbain and Kristen Messer was performed at the Clarice Smith Performing Arts Center, opening March 2, 2007. This thesis will provide an analytical approach to the Gozzi's script and detailed account of the design process with specificity to the costumes. This thesis is broken down into four chapters. Chapter 1 details the script of The Green Bird, inclusive of contextual information of Carlo Gozzi. Chapter 2 discusses the conceptual and collaborative design process. Chapter 3 details the production and rehearsal process. Chapter 4 is a reflection of the overall production, revealing issues and problem solving tactics. The appendices support the visual work of the design process.