Our Team

CommunityShare was founded by Josh Schachter in collaboration with a passionate group of educators, entrepreneurs, artists, ecologists, nonprofit organizations, technophiles, graduate students, and community leaders. CommunityShare is a fiscally-sponsored initiative of CITY Center for Collaborative Learning.

Robin Breault, PhD is co-founder of LeadLocal, a social enterprise with experiential leadership programs for the millennial generation. Robin has been an educator for 25 years in classrooms from Pre-K to Executive MBA. She has led or coached projects from small home-grown nonprofits to national Photo Releasedorganizations, such as Microsoft, Comcast, and the IRC.

Carrie Brennan is the executive director of CITY Center for Collaborative Learning, an education nonprofit focused on innovations in teaching and learning. She is a co-founder and past principal of City High School and long-time educator.

Jason Hansen is a software engineer and full-stack developer. He has a broad multi-disciplinary background, spanning mechanical design, aerodynamics, flight controls, simulation, game development, and both enterprise and commercial web development.

Brooke McDonald is a millennial entrepreneur and co-founder of Leadlocal. After graduating from UA in 2009, Brooke began her career path with the Tucson Medical Center Foundation, where she led major fundraising events, raising more than $1.49 million.

Ben Reynwar, PhD is a software developer who develops web applications, plays with software-defined radios and contributes to open-source software projects.

Josh Schachter is founder and director of CommunityShare. Josh is an educator, visual storyteller and social ecologist. Josh earned a master’s degree in environmental management from the Yale School of Forestry and Environmental Studies, where he explored the role of youth-produced media in supporting personal and community transformation. Over the past 17 years he has collaborated on community-based media projects with youth, teachers, neighborhood groups, and nonprofit organizations in places ranging from New Delhi to Nigeria.


Our Educator Action Council

Kendall Crabbe is the Arts Integration Specialist at Gallego Intermediate Fine Arts Magnet School in the Sunnyside Unified School District. She leads professional development and coaching cycles with teachers to integrate the arts into all core subjects. Prior to this role, she worked as a Museum Educator in an arts integration multiyear partnership program between the Art Institute of Chicago and Chicago Public Schools called TEAM: Thinking Experiences in the Art Museum.

Caryl Crowell is Magnet Site Coordinator at Borton K-5 Magnet School and a 40-year veteran of classroom teaching. Caryl is also an Associate Trainer for the Waters Foundation Systems Thinking in Schools Project.

Brett Goble is a National Board Certified teacher in Social Studies/History and co-founder and principal of City High School. Brett is a national facilitator for the School Reform Initiative.

Krista Gypton is a high school English teacher at Walden Grove High School. Krista has been teaching for 16 years and believes that the world is the best textbook. Krista has received many awards for her work, both in and out of the classroom. These include the 2005 Circle K Teacher of the Year, 2008 Arizona Teacher of the Year Ambassador for Excellence and the 2008 Crystal Apple Award. Krista believes that the best learning experiences happen when educational concepts are connected to something real, relevant and hopefully outside.

Brie Hiller-Hannan has taught for 8 years as a 1st – 3rd grade teacher at Drachman K-6 Magnet School. She is a recipient of two BioME teacher fellowships and collaborates regularly with the University of Arizona and Community Food Bank of Southern Arizona.

Taylor Johnson is an AP English and speech and debate teacher at Catalina Foothills High School.

Kathy Lohse is the Project-Based Learning Support Teacher at Borton K-5 Magnet School and a 35-year veteran teacher.

Amber Merchant is a 7th and 8th grade science teacher at Hollinger K-8 School.

Marcus Whitaker has facilitated project-based learning in the UK, Malawi, Senegal, Uganda, and India. He teaches humanities at Paulo Freire Freedom School-Downtown, a project-based learning middle school with an emphasis on STEM learning. Previously, he taught at Utterback Middle School and Civano Community School.