Our Team
Dedication. Persistence. Care.
Click on one of our team members' headshots to get directed to their profile!
Director of Fundraising, Policy, & Operations
Rhushanda Barnes M. Ed
Rhushanda Barnes has worked in education for the last 14 years in both the public and charter school space, holding roles as special education teacher, response to intervention specialist, Assistant Principal of Scholar Support, and more. She currently works as the Director of Student Support and Culture as a founding leadership team member at the newly founded public charter Montessori school, Sankofa Montessori, established in July 2023. She brings Montessori education to the public sector and hopes to be able to replicate its model nationally. Rhushanda earned her B.A. in Political Science from Howard University and an M.Ed. from Kennesaw State University. In her spare time, she travels the country, exploring Atlanta with her husband and 3-year-old son.
Chief Operating Officer
Marisa Parks, MBA

Marisa Parks is a dedicated executive professional with over 20 years of business management experience in overseeing the day-to-day operational functions of companies. As the COO of Global Trekkers Corp. Marisa's goal is to ensure continued business growth and success of the organization. Her expertise lies in analytical thinking, communication, and paying attention to detail, which enables her to set and oversee goals to successfully streamline the organization's operations and deliver sustainable results. Marisa holds an MBA from St. Thomas University. In her spare time, she enjoys spending time with family and friends and traveling.
Director of Healthcare and Wellness
Tiffany Cross, D.O.

Dr. Tiffany Cross—a dedicated family physician in Orlando, Florida—is committed to empowering others to live fulfilling lives. With a compassionate heart and a wealth of knowledge, she provides exceptional healthcare services to her patients. In addition to her clinical work, Dr. Cross is actively involved in community outreach programs and educational initiatives to promote health and wellness.
Outside of her professional endeavors, Dr. Cross enjoys
traveling, immersing herself in different cultures, and
exploring new places. When not exploring the world, she
enjoys attending concerts, discovering new music, and
indulging in her love of reading.
Chaperone
Emily Swinson

Emily Swinson has proudly served as a chaperone with Global Trekkers for the past three years, accompanying students on transformative journeys to Greece, Japan, and South Africa.
Formerly the art teacher and department chair at KIPP STRIVE Academy, Emily played a key role in founding and growing the school’s art program over her seven-year tenure. She now teaches in Cobb County, where she continues to inspire middle schoolers through creative education. Emily lives in Kennesaw with her husband Kyle, their daughter Lucy, and their dog Amber.