Doctor of Philosophy (PhD) in Leadership program



Michael Adebiyi, M.A., MDiv., Ph.D.

Dr. Adebiyi is an Adjunct Instructor in the Department of Leadership and Business who brings the practical aspect of his over 35 years’ experience as a Business Owner and Entrepreneur into the classroom having started and successfully managed several Businesses locally and internationally.

As a Measurement and Evaluation expert who holds a CRP certification in Return-On-Investment from the ROI Institute. This gives a robust ability to teach Research Design from Business Analytics perspective which prepares students for the newly emerging trends of global marketplace competitiveness. Dr. Adebiyi consults for various Government and Corporate organizations in performance improvement and data-driven business decisions making. Additionally, holding the title of Georgia State affiliate, Nigeria partner, and West Africa sub-regional director for The ROI Institute.

Education: Doctor of Philosophy in Organizational Leadership with specialty in Human Resource Development-Regent University. Bachelor’s degree in Statistics and Certificate degree from Harvard Business School in Data Analytics

Research Focus: Quantitative Methods

Interest and expertise: Business Analytics, Statistics and Evaluation, Assessment and Performance Improvement.

Teresa Harvey, M.S., Ed.S., Ed.D.

Dr. Harvey is an Adjunct Professor in the Department of Leadership Studies who brings a wealth of educational leadership experience to the program. A retired public-school administrator especially proficient at working with diverse learners and guiding all learners through the leadership and learning process. She is especially proficient at helping students learn to write with the skill and abilities needed to produce doctoral level work.

She is a member of numerous professional organizations: Retired Educator’s Association, Georgia Association of Educational Leaders (GAEL), Council of Administrations of Special Education (CASE), Fort Valley State University National Alumni Association and National Advancement of Colored People (NAACP) Stockbridge, Ga chapter. She has presented at conferences, workshops and served as a guest lecturer in Brussels, Belgium & The Democratic Republic of the Congo. Additionally, she holds professional certifications in Educational leadership, Special Education and as a Teacher Support Specialist.

Education: Doctor of Education in Educational Leadership-Nova Southeastern University. Specialist Elementary Education-Troy University and Bachelor of Science Sociology and Education-Fort Valley State University.

Research Focus: Qualitative Methods
Interest and expertise: Effective Leader Communication, Teaching Diverse Populations, Multicultural and Global Learning, and Using Data to Guide Instruction.

Tiphanie Ivey M.S., Ed.D.

Dr. Tiphanie Ivey is an Assistant Professor in the Department of Business and Leadership. Dr. Ivey has more than 10 years of experience in education leadership serving in roles as a High School Principal and a Curriculum and Response to Intervention Specialist. Her expertise lies in Qualitative research, and her research interests surround the causes of early-career teacher attrition in Title I Schools and challenges facing women in leadership. She is an active member of the American Educational Research Association (AERA), the Association for Institutional Research (AIR), and Kappa Delta Pi, an international education honor society. She also serves as a Reviewer for The Qualitative Report, the oldest multidisciplinary qualitative research journal in the world.

Dr. Ivey works closely with students in the dissertation writing phase, and you will have an opportunity to work with her in the Dissertation Proposal, Dissertation Research, and Dissertation Defense courses.

Education: Doctor of Education in Organizational Leadership-Nova Southeastern University. Master of Science in Education with a focus on Reading, and a Graduate Certificate in Qualitative Research – Nova Southeastern University. Bachelor of Arts degree in Psychology with a minor in Ethnic Studies-Lawrence University and a second Bachelor of Arts degree in English Language and Literature- Florida Atlantic University.

Research focus: Qualitative Methods

Interest and expertise: Research Design, Women in Leadership, Leading Change, Leadership Theory, Futuring, Strategic Planning, Institutional Effectiveness and Assessments.


Dr. Okoli is an Assistant Professor in the Department of Leadership studies. A former Chief Academic Officer & College Dean with over a decade of teaching, research, and service experience. An immediate past present of the Georgia Higher Education Alliance, Member of the Georgia Women in Higher Education, and Institutional lead for the National Association of Colleges & Universities. She also worked with The Wallace Foundation, Harvard School of Education, Google Tech Exchange, and The Education Development Center (EDC) a global nonprofit advancing solutions to improve education and expand economic opportunity. In this role she held the post of Southeastern Region Principal Investigator for the “Principals Pipeline Project”. Research to empower Educational Leaders with the tools and resources needed to close achievement gaps.

Dr. Okoli is a recognized education and sociopolitical activist who invests time in community service & civic engagements. Currently holds a seat on the Board of Directors for The Ivy Prep Academy Public Charter School for Girls, Contributing Educational Writer at the Atlanta Journal Constitution and provides frequent Political Commentary on national and international television political news outlets, podcasts, and radio broadcasts.

Education: Post Doc, Multicultural & Diversity Studies-University of Georgia, Doctor of Education, Educational Leadership-Clark Atlanta University and Bachelor of Arts Sociology, Fisk University.

Research Focus: Qualitative & Mixed Methods

Interest and expertise: Servant Leadership, Women in Leadership, Multiculturalism, Social Justice and Urban Education & Policy Studies.


Michael Tappler is a principled centered leader devoted to helping others reach their full potential in life. As a trained psychometrician with the Clayton County Public Schools, his work consists of leading the Research, Evaluation, Assessment, and Accountability department. Before working at Clayton County Public Schools, Michael worked at Purdue University as an assistant professor in the Department of Human Performance and Technology. Before working in Higher Education, Michael was a school principal. He implemented innovative educational programs, served as the instructional leader, and modeled servant leadership in the community he served. His interest in education research and data analysis stems from his epistemological belief that education can be a great tool to combat inequity. He is also currently serving as an agency Fellow in the Strategic Data Partnership at the Harvard Center for Education Policy and Research. There he is working on a Student Performance Index for Opportunity that will help address District Priorities of Teacher quality, Student performance metrics expectations, and benchmarking school performance.

Education: Doctor of Philosophy in Distance Education - Capella University. Post Graduate Work in Education Research and Measurement – the University of Illinois at Chicago. Educational Leadership Certificate – Kennesaw State University. Master of Arts in Education for the University of Phoenix with a focus on Education Technology. Bachelor of Science degree in Early Childhood Education from Alabama State University.

Research focus: Quantitative Research, Mixed Methods, Experimental Research Design, Social Science Research.

Interest and expertise: Statistical data analysis, R, SAS, SPSS, NVIVO, JMP, Experimental Research Design, Social Mobility, Opportunity Index, Strategic data use, Predictive Analytics Computer Adaptive Assessment.

Admissions Office Contact Information

Located in the U Building

Hours of Operation

Monday – Thursday

Appointment Hours

Monday – Wednesday

Admissions Team

Jasmine Douglas
Director of Admissions
Primary DSO
404-627-2681 Ext. 128

Nara Yun
Director of Enrollment:
Korean Studies/DSO
404-627-2681 Ext. 148

Josiane Carolino
Director of Marietta Campus
404-348-6711 (mobile)

Gina Garlington
Office and Recruitment Supervisor
404-275-4837 (mobile)


Beulah Heights University
P.O. Box 18145
892 Berne St, S.E.
Atlanta, GA 30316
Tel: 404-627-2681


Tel: 404-627-2681 Ext. 128 or 117 | FAX:  404-627-0702  

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