Founder and Executive Director
As Founder and Executive Director of Sisters Circle, Heather Harvison is responsible for development and fundraising, board relations, communications and marketing, and overall strategic direction and leadership. Heather was named one of The Daily Record’s 2014 Top 100 Women; VIP List, Successful by 40; and up and comer on their list of influential Marylanders in Philanthropy. In 2016, she was honored with the Junior League’s Woman of Distinction Award. She was also featured on NBC’s Nightly News with Brian Williams and the Today Show, as well as Baltimore Magazine and The Baltimore Sun. Heather holds a Masters of Arts in Teaching from the Johns Hopkins University and a bachelor’s degree in communications with a concentration in public relations and advertising from Mary Baldwin College. She is a 2009 graduate of The Leadership program through the Greater Baltimore Committee.
Director of Middle School Programs
Stephanie Radday oversees weekly middle school programs, matches and supports seventh and eighth grade mentor-mentee pairs, and coordinates monthly programs and summer camp placements for Sisters Circle. She is a former Baltimore County School teacher who specializes in literacy development. She has a master’s degree in education from Fordham University, a Reading Specialist certification from the University of Pittsburgh, and a bachelor’s degree in communications from LeMoyne College.
Middle School Coordinator
Raven Williams designs and leads weekly after-school activities for 6th-8th grade girls focused on thriving in middle school and embarking on the high school choice process. She also serves as Site Supervisor for Sisters Circle’s Summer Leadership Institute. Raven is a former Baltimore City Schools teacher and proud alumna of Teach for America with a focus on Secondary English Literature. She has a Masters of Arts in Teaching from Johns Hopkins University and a bachelor’s degree in English from Bennett College for Women.
High School Coordinator
Through collaboration with school staff, mentors, and families, Imani Yasin provides individualized support and resources for our girls during the often challenging transition to high school. She previously served three Americorps terms in Baltimore City Schools as a Playworks coach and an elementary school teacher. She is also a hip-hop artist and songwriter. Imani earned a bachelor’s degree in Psychology from Philadelphia University. As a graduate of Sisters Circle, Imani is committed to advocating for youth in Baltimore.
Director of High School and Graduate Programs
Zara Cadoux leads our high school and graduate initiatives designed to support students and their mentors with the transition into and out of high school. She focuses on awareness of post-high school options, preparation for the post-secondary transition, and exposure to workforce development. Zara is dedicated to developing a summer jobs pipeline for our students and introducing them to a wide range of career options through our High School Readiness Program, Summer Leadership Institute, and EXPLORE Internship Program.She also provides coaching and training for individual mentor-mentee matches. Zara holds a BA in Geography-Anthropology from Vassar College and an MA in Intercultural Service, Leadership, and Management from the SIT Graduate Institute.
Mavis Jackson provides college counseling and post-secondary guidance for our high schoolers by offering 1-1 support with the college and financial aid process, advising first-generation college students during the transition from high school, and coaching students on all continuing education options and opportunities. Mavis is also the Director of College Counseling at Vivien T. Thomas Medical Arts Academy and formerly the College Readiness Specialist for the Baltimore City Public School System. She earned a Bachelor of Science degree in Political Science and Economics, as well as a Masters of Arts degree in Urban Education, from Towson University.She is also a proud graduate of Western High School.