The Saturday Scholar staff are highly qualified with advanced college degrees and teaching experiences.  All have worked extensively with students grades 8-12 in classroom settings and as private tutors in English Language Arts,  PSAT, ACT, SAT, and college planning. 

Our Teaching Staff

Ernestine L. Sanders

Founder & CEO

Ernestine L. Sanders is known for her educational leadership and business enterprise.  She has created operational models of education that are demonstrated by proven data and high performance at the elementary and secondary levels.  Ms. Sanders is experienced in both the private and pubic sectors of education.  Notably, Ms. Sanders has worked with schools who were termed “Priority Schools” and led them from failure to success.  

As President and CEO of the Cornerstone Schools Association and under her leadership the Cornerstone Schools were recognized as the #1 Schools in the City of Detroit.

Ms. Sanders has received multiple awards for the work that she does with urban schools and its students:

  • Michiganian of the Year
  • Outstanding Education Award, College of Education-Michigan State University
  • Salvatori Prize for American Citizenship Award
  • The Skillman Foundation Award for Leadership of a High Performing School
  • The State of Michigan Excellence Award 
  • 25 years as an educational leader for Cornerstone Schools Association serving as President and CEO.
  • A change agent for moving schools from failure to success
  • Success raising the academic record of students


  • Bachelor of Education
  • Master of Education & Education Leadership

Rosalie T. Wattrick

Program Director

Rosalie T. Wattrick brings a wealth of experience to her role as Program Director at The Saturday Scholar. She is also the Owner and Director of College Planning Services, LLC, and has an extensive background as a K-12 educator and college counselor in public, independent, and charter schools. As the Director of the Cornerstone Cranbrook Collaborative, Rosalie has demonstrated her commitment to educational excellence and student success.

With 15 years of collaboration with Ms. Sanders, Ms. Wattrick has been instrumental in shaping effective educational programs that close achievement gaps and prepare students for their academic futures.

Ms. Wattrick holds degrees as an Educational Specialist in School Administration and Central Office, a Master of Education in Educational Guidance and Counseling, and a Bachelor of Education in K-8 all subjects, as well as K-12 Social Studies and Science.

Christina Gaines


Christina earned her Bachelor of Science in Education from Eastern Michigan University and a Master’s Degree in Curriculum and Instruction with a focus on Differentiation from Grand Valley State University. She holds a Professional Teaching Certificate in Michigan and has been teaching Mathematics for the past 10 years.

As a Math Interventionist, Christina supports students facing academic challenges in the general education classroom by using various strategies in small group or one-on-one settings to enhance their understanding of concepts.

In recent years, she has also tutored high school students for PSAT preparation, firmly believing that thorough preparation is key to achieving the best possible scores.

Dr. Sheila Glenn


Dr. Glenn holds a BA in Human Resources/Organizational Development, an MA in Education/Teacher Education, and an EdD in Educational Leadership.

With 20 years of pedagogical experience in public and private education, he has taught Computer Science and Business (K-12) and Social Studies (6-8). Dr. Glenn has also served as a School Leader and Learning Management Systems Administrator for K-12 populations.

In addition to his teaching roles, he has been an adjunct faculty member at Henry Ford College for 13 years. Throughout his career, Dr. Glenn has focused on optimizing instruction and delivery inside and outside the classroom, emphasizing the value of education and enhancing growth and development for students and teachers alike.

Jacqueline Lindsay

Jackqueline Lindsey


Jackqueline has over ten years of experience as a teacher and lead teacher. Her recent role as MSU K-12 Outreach Academic Specialist involved working with public, charter, and private K-12 schools to enhance student achievement and improve instructional practices.

After leaving MSU, she co-founded Infinite Imaginations, a non-profit, and founded Imaginative Minds, LLC. Both organizations offer educational services such as professional learning, benchmark testing, data analysis, curriculum development, instructional support, and coaching.

Jackqueline holds a bachelor’s degree in Print Marketing from Western Michigan University, a second bachelor’s degree in Elementary Education from Wayne State University, and a master’s degree in finance from Walsh College.

She has completed all coursework for a Masters of Arts in Educational Leadership and is currently pursuing her Educational Specialist designation from Western Michigan University.

Tamara Robinson


Tamara Robinson has dedicated 21 years of service to the United States Military. Currently, she serves as a Master Teacher, focusing on bridging learning gaps among students. With over 11 years of teaching experience, Tamara is committed to educational excellence. She is also a member of Zeta Phi Beta Sorority, Inc. Additionally, Tamara is the founder of the Book Exchange Program, an initiative designed to promote reading literacy within communities.

Quannh King


Quannh King has been an educator for over 11 years, teaching at both the middle school and high school levels. She earned her Bachelor’s degree from the University of Michigan and holds a Master’s degree in Reading and Literacy, with certification as a Reading Specialist. With three years of experience as an educational leader, Quannh currently serves as a Master Teacher within the Detroit Public Schools Community District.