Slingshot Team

Yoan Anguilet
Chief Data and Strategy Officer

Prior to joining Slingshot, Yoan worked on international development programs to alleviate poverty and to accelerate the growth and diversification of Sub-Saharan African economies through the advancement of science, technology, and engineering education. He began his career at the World Bank where he contributed to the establishment of the Nelson Mandela Institution and the African Institute of Science and Technology. He founded his own nonprofit organization, ACTE, in Gabon to help address local education challenges by leveraging innovations in technology with a focus on improving science and mathematics education. Yoan has degrees in computer science and electrical engineering from MIT, as well as a Masters of Education from Harvard and an MBA from Yale. He serves as an honorary member in several international organizations including the Partnership for Skills in Applied Sciences, Engineering, and Technology (PASET).

Jared Barnett
Managing Director, Measurement

Jared joined Slingshot in October 2019. Prior to Slingshot, Jared worked at McKinsey & Company for six years. Several years of his career were based in Sub-Saharan Africa, including in South Africa with McKinsey, in Ghana as CEO of a manufacturing company and VP of a financial advisory firm, and in Kenya working in private equity. Jared also currently teaches in the Business Department at Rhodes College in Memphis. He brings experience with disruptive innovation, strategic planning, organization building, and operational efficiency to Slingshot. Jared holds a Masters in Business Administration with Honors from the University of Chicago Booth School of Business and a Bachelor of Science in Accounting with a minor in Statistics from Brigham Young University.

Catherine Byles
Operations Manager

Catherine joined Slingshot in April 2020. Prior to Slingshot, she taught at Memphis College Preparatory Elementary School as a member of Teach for America. Focusing on ELA curriculum development and design, Catherine adapted instruction to meet the evolving needs of her students. Beyond the classroom, Catherine connected her students with community partners to broaden their experiences. Catherine attended the University of North Carolina at Chapel Hill, where she earned a Bachelor of Arts in Media and Journalism and a minor in creative writing.

Doug Campbell
Chief Knowledge Officer

Doug joined the Slingshot team in December 2016. Having spent most of his career as an academic economist, most recently at the University of Memphis, where he was also Director of the Center for Economic Education, Doug brings to the team years of experience in research, consulting, data management and development, community engagement, and nonprofit administration. He is also a talented educator and excels in explaining economics to a variety of audiences. While at the University of Memphis, he won nearly every teaching award the University had to offer, and was the inaugural winner of the SPARK Award in the Educator category, in 2014. He has a Ph.D. in economics from Georgia State University and a BBA in economics from the University of Tennessee, Knoxville.

Brionna Crawford
Senior Analyst

Brionna joined Slingshot Memphis in May 2020 through the Education Pioneers Summer Fellowship. She brings data analytics and public policy experience to her role at Slingshot. Prior to joining the team, Brionna conducted research for the Tennessee Charter School Center and TN SCORE as well as data analytics at the state government level. She graduated from Oakwood University with a Bachelor's in Political Science and is currently completing her Masters in Public Policy at Vanderbilt University, specializing in education policy.

Sophie Kim
Manager of Partner Support and Special Projects

Sophie joined Slingshot Memphis in November 2018. She came to Slingshot from CG42, a boutique consulting firm in New York City, where she developed her career as a Strategy Consultant. As a strategist, Sophie helped Fortune 500 clients in technology, retail, automotive and insurance to identify opportunities to unleash their potential for success. Sophie brings the rigor of data analytics and empathy of professional services from Management Consulting to Slingshot. She graduated from the University of Pennsylvania with a Bachelor of Arts in Cognitive Science, where she specialized in Human decision processes and behavioral economics. She is originally from Seoul, Korea.

Justin Miller

Justin joined Slingshot Memphis in September 2016 and currently serves as its CEO. Prior to launching Slingshot Memphis, Justin worked as a Giving Strategist, where he helped individuals, families, and businesses develop, target and maximize charitable investments. Preceding this work, Justin was a member of the Fixed Income Division at Morgan Keegan/Raymond James. Servicing financial institutions and municipalities, Justin specialized in developing portfolio strategies and executing trades in fixed income securities. Earlier in his career, Justin was an educator at St. George's Independent School, where he served as Dean of Students, Associate Director of Counseling, Teacher, Coach and Chaplain. Justin holds a Master of Divinity from Emory University and a Bachelor of Arts in history from the University of Memphis.

Elizabeth Souder
Director of Operations and Advancement

Elizabeth joined Slingshot in May 2018. Prior to joining the team, Elizabeth worked in development at Porter-Leath, raising funds to impact the organization's six programs that serve over 50,000 children and families in Shelby County. In Washington, D.C., while Elizabeth worked at Sidwell Friends School in the Institutional Advancement Office, she held several positions serving as the Director of Leadership Giving, Director of Alumni Annual Giving and Assistant Director of Annual Funds. She began her career working in development at the National Multiple Sclerosis Society. Elizabeth attended the University of North Carolina at Chapel Hill, where she earned a Bachelor of Arts in Communications and a minor in art history.

Chris Timko
Senior Advisor

Chris joined Slingshot Memphis in September 2018. He came to Slingshot from the Midwest Health Collaborative (MHC), a healthcare nonprofit comprised of five hospital systems focused on reducing healthcare costs for Ohioans. Prior to MHC, Chris worked as a consultant for McKinsey & Company, serving clients across the healthcare, nonprofit, and public sectors. Chris previously served as the CEO of the Hilltop Microfinance Initiative and as an Eileen Granville Fellow for Pelotonia, a nonprofit that raised more than $150 million in its first nine years to fund cancer research at The Ohio State University. Chris studied international political economy at Georgetown University's School of Foreign Service. He is originally from Columbus, Ohio.