Elevate Your Growth With Live CE Workshops, On-Demand Courses, Resources & Counseling Licensure Supervision
About Next Level Supervision & Training
At Next Level Supervision and Training, led by Dr. C. Peeper McDonald, we're dedicated to empowering counselors and therapists to thrive professionally and personally. As a woman-owned business, we are deeply committed to fostering a culture of excellence and lifelong learning. Dr. McDonald, a seasoned educator and counselor with a rich background in multicultural issues and advocacy, guides our mission to elevate the growth of each professional we work with.
We specialize in providing rigorous supervision for those seeking licensure and advanced, cutting-edge training for ongoing professional development. Our programs are meticulously designed to ensure that every counselor we train is equipped not only with the latest skills but also with a deep understanding of the complexities of their practice, especially in diverse and multicultural contexts.
At Next Level Supervision and Training, we're not just about meeting educational requirements—we're about creating a vibrant community of learning that supports, inspires, and propels you forward. We understand the profound impact that skilled and compassionate counselors can have on individuals and communities, and we strive to amplify that impact through our comprehensive educational offerings.
Join us to elevate your growth and make a lasting difference in the lives you touch.
C. Peeper McDonald, Founder & Director,
Ph.D., LPC, CPCS, ACS
C. Peeper McDonald,
Founder & Director
Ph.D., LPC, ACS, NCC
Dr. C. Peeper McDonald (she/her/hers) has a huge passion for excellence and intentionality which helps her elevate those around her to fulfill their full potential. She holds a Ph.D. in Counselor Education and Practice and is a National Certified Counselor, Licensed Professional Counselor in the state of Georgia, and an Approved Clinical Supervisor.
She is currently an Assistant Professor at Agnes Scott College in the Psychology and Counseling departments. Her research and clinical interests include: Professional identity, social justice and advocacy issues, and multicultural issues in counseling. She has presented and published on these topics, with specific focus on the racial mislabeling, color-blindness and discrimination, and identity development of Multiracial individuals. As a Biracial, but White-presenting person, she loves learning about the complex nature of Multiracial identity and the roles privilege and oppression play within these intersectional identities and how these impact those in our community.
Meet Our Team
Catherine Y. Chang (Catharina), Ph.D., LPC, CPCS, NCC
Dr. Chang (she/her/hers) is a Professor at Georgia State University in Atlanta, GA, where she also serves as the Director of International Programs for the College of Education and Human Development. She earned her undergraduate degree from Davidson College and completed her master’s and doctoral degrees at the University of North Caroline at Greensboro.
With a focus on social justice and advocacy, multicultural counseling competence, counselor training and supervision, as well as counseling implications for Asian American and Korean American clients, Dr. Chang is a leading scholar in her field. Her commitment to mentorship extends to students and early career professionals from minoritized populations, driven by a strong belief in the transformative power of representation.
With an impressive academic record, Dr. Chang has authored over 100 publications and delivered over 175 presentations, workshops, and initiation addresses. Her leadership roles include President of the Association for Assessment and Research in Counseling (AARC), President of the Association for Multicultural Counseling and Development (AMCD), and President of Chi Sigma Iota-International (CSI). Additionally, she held the position of chairperson for the American Counseling Association (ACA) Foundation.
Dr. Chang’s exemplary contributions have garnered recognition through various awards such as, the CSI Jane E. Myers Lifetime Mentor Award, David K. Brooks Jr., Distinguished Mentor Award, CSI Thomas J. Sweeney Professional Leadership Award, ACA Thomas J. Sweeney Award for Visionary Leadership and Advocacy, and the Alumni Excellence Award from the Department of Counseling and Educational Development at UNCG. Notably, she is an ACA Fellow. She is a Licensed Professional Counselor, a National Certified Counselor, and a Certified Professional Counselor Supervisor.
Diane Levy, Ph.D., LPC, CPCS, ACS, NCC
Dr. Levy (she/her/hers) has devoted most of her career to the education, training, and development of early career counselors: first as a full-time professor teaching and supervising graduate level students in Georgia State University’s Department of Counseling and Psychological Services and then as the founding director of Advanced Counseling Supervision and Training.
She joined the faculty at Georgia State after working as a practicing clinician at the Atlanta Relationship Center. Her move to academia was sparked by the thought that her contribution to the field would be better served through teaching rather than practice.
During her tenure at Georgia State, her teaching and research focused on counselor development and evaluation. She developed the skills component of the counseling curriculum for the Department into a three-tiered model. The model included a semi-manualized instruction of the master’s level course, doctoral training in the instruction and evaluation of basic skills, a required introductory course in Motivational Interviewing (MI) for master’s level students and a MI training course for doctoral students.
As the founding director of Advanced Counselor Training and Development, Dr. Levy and her team provided clinical supervision to those working toward licensure, developed and delivered many workshops focused on supervision as an area of expertise, led workshops for those seeking their supervision credential, and mentored supervisors in consultation groups “sup of sup” to insure intentionality and excellence in supervision.
Throughout her career, Dr. Levy received outstanding education and mentorship from other professionals and mentors. She is passionate about giving back to a new generation of counselors.
Dr. Levy holds a Ph.D.in Counselor Education and Practice. She is a Licensed Professional Counselor, a Certified Professional Counselor Supervisor, and a National Certified Counselor.
Mary Chase Mize, Ph.D., LPC, ACS, CT
Dr. Mary Chase Mize (she/her/hers) is an assistant professor of clinical mental health counseling at Agnes Scott College in Decatur, GA, a Licensed Professional Counselor (LPC), an Approved Clinical Supervisor (ACS), and is Certified in Thanatology – Death, Dying, and Bereavement (CT). She earned her Ph.D. in Counselor Education, MS in Clinical Mental Health Counseling, and MA in Gerontology from Georgia State University.
As an academic, Dr. Mize enjoys teaching courses in lifespan development, crisis, trauma, and grief, group counseling, assessment, and psychopharmacology. Her research is focused on community-based suicide intervention and prevention efforts with older adults, equipping faith-based communities respond to suicide, and preparing counselors to work with older adult clients.
As a clinician, Dr. Mize has worked in hospital, community mental health, and private practice settings. She has worked in the emergency room and inpatient psychiatric stabilization units at Emory University Hospital – Decatur (formerly DeKalb Medical), and with older adults and their families at Jewish Family & Career Services of Atlanta.
Dr. Mize now manages Seek and Find Counseling and Consulting, a small private practice where she provides counseling services to older adults and individuals experiencing grief, bereavement, death anxiety, major life transitions, and suicide ideation and loss. She also serves as a professional consultant and co-author to The Keep/Watch Project, an effort from the Episcopal Diocese of Atlanta to equip religious and spiritual communities with suicide prevention, intervention, and postvention response skills.
Kristina Henderson, Ph.D., LPC, CRC, CVE, CPCS
Dr. Kristina Henderson (she/her) has a strong drive for preparing others to become confident counselors and leaders in the field. Dr. Henderson earned her Ph.D. in Counseling and Student Development with an emphasis in Counselor Education and Supervision from Kansas State University, and a Master of Rehabilitation Counseling from the University of Kentucky. She has been a Certified Rehabilitation Counselor for over 25 years, a Georgia Licensed Professional Counselor since 2001, and a Certified Professional Counselor Supervisor since 2014. She is an Associate Professor and the Program Coordinator for the Master of Science in Clinical Rehabilitation Counseling at Mercer University.
Dr. Henderson has spent much of her career in clinical services. Her experience includes working as a counselor for the Department of the Army, as a Rehabilitation Counselor for the Georgia Vocational Rehabilitation Agency, and as Director of Counseling and Disability Services within the University System of Georgia before shifting focus to academia. She has a passion for addressing the intersection of identities, and she believes strongly that it’s necessary to prepare not only with skills and knowledge but also with connectedness to the profession and an awareness of attitudes and environmental barriers that impede the success of our clients. Her research and clinical interests also include attitudes toward persons with disabilities and other marginalized groups, the intersectionality of identities, and the ethics of competency in scope of practice.
Danielle Dunkley, PhD, LPC, ACS, NCC
Dr. Danielle Dunkley (she/her) is a Licensed Professional Counselor (LPC) in the state of Georgia, Approved Clinical Supervisor (ACS), National Certified Counselor (NCC), as well as a counselor educator at Agnes Scott College. She received her PhD in Counselor Education and Supervision and Master of Science in Clinical Mental Health Counseling from Mercer University in Atlanta. She has worked in community mental health, school-based settings, and private practices.
Dr. Dunkley maintains a caseload of clients at Atlanta Wellness Collective. Her clients enter with a variety of concerns such as anxiety, depression, cultural identity issues, grief or loss, life transitions, gender and sexuality issues, crisis and trauma, relational issues, self-esteem and self-worth issues, and religious or spiritual issues. She focuses her service on clients who hold systemically marginalized identities and who have experienced personal or intergenerational trauma. Dr. Dunkley has academic training and clinical experience working with children, adolescents, adults, couples, and families. She has also supervised counselors-in-training at Agnes Scott College, Mercer University, and University of West Georgia in clinical mental health counseling and school counseling tracks.
Catherine Y. Chang (Catharina),
Ph.D., LPC, CPCS, NCC
Dr. Chang (she/her/hers) is a Professor at Georgia State University in Atlanta, GA, where she also serves as the Director of International Programs for the College of Education and Human Development. She earned her undergraduate degree from Davidson College and completed her master’s and doctoral degrees at the University of North Caroline at Greensboro.
With a focus on social justice and advocacy, multicultural counseling competence, counselor training and supervision, as well as counseling implications for Asian American and Korean American clients, Dr. Chang is a leading scholar in her field. Her commitment to mentorship extends to students and early career professionals from minoritized populations, driven by a strong belief in the transformative power of representation.
With an impressive academic record, Dr. Chang has authored over 100 publications and delivered over 175 presentations, workshops, and initiation addresses. Her leadership roles include President of the Association for Assessment and Research in Counseling (AARC), President of the Association for Multicultural Counseling and Development (AMCD), and President of Chi Sigma Iota-International (CSI). Additionally, she held the position of chairperson for the American Counseling Association (ACA) Foundation.
Dr. Chang’s exemplary contributions have garnered recognition through various awards such as, the CSI Jane E. Myers Lifetime Mentor Award, David K. Brooks Jr., Distinguished Mentor Award, CSI Thomas J. Sweeney Professional Leadership Award, ACA Thomas J. Sweeney Award for Visionary Leadership and Advocacy, and the Alumni Excellence Award from the Department of Counseling and Educational Development at UNCG. Notably, she is an ACA Fellow. She is a Licensed Professional Counselor, a National Certified Counselor, and a Certified Professional Counselor Supervisor.
Diane Levy,
Ph.D., LPC, CPCS, ACS, NCC
Dr. Levy (she/her/hers) has devoted most of her career to the education, training, and development of early career counselors: first as a full-time professor teaching and supervising graduate level students in Georgia State University’s Department of Counseling and Psychological Services and then as the founding director of Advanced Counseling Supervision and Training.
She joined the faculty at Georgia State after working as a practicing clinician at the Atlanta Relationship Center. Her move to academia was sparked by the thought that her contribution to the field would be better served through teaching rather than practice.
During her tenure at Georgia State, her teaching and research focused on counselor development and evaluation. She developed the skills component of the counseling curriculum for the Department into a three-tiered model. The model included a semi-manualized instruction of the master’s level course, doctoral training in the instruction and evaluation of basic skills, a required introductory course in Motivational Interviewing (MI) for master’s level students and a MI training course for doctoral students.
As the founding director of Advanced Counselor Training and Development, Dr. Levy and her team provided clinical supervision to those working toward licensure, developed and delivered many workshops focused on supervision as an area of expertise, led workshops for those seeking their supervision credential, and mentored supervisors in consultation groups “sup of sup” to insure intentionality and excellence in supervision.
Throughout her career, Dr. Levy received outstanding education and mentorship from other professionals and mentors. She is passionate about giving back to a new generation of counselors.
Dr. Levy holds a Ph.D. in Counselor Education and Practice. She is a Licensed Professional Counselor, a Certified Professional Counselor Supervisor, and a National Certified Counselor.
Mary Chase Mize,
Ph.D., LPC, ACS, CT
Dr. Mary Chase Mize (she/her/hers) is an assistant professor of clinical mental health counseling at Agnes Scott College in Decatur, GA, a Licensed Professional Counselor (LPC), an Approved Clinical Supervisor (ACS), and is Certified in Thanatology – Death, Dying, and Bereavement (CT). She earned her Ph.D. in Counselor Education, MS in Clinical Mental Health Counseling, and MA in Gerontology from Georgia State University.
As an academic, Dr. Mize enjoys teaching courses in lifespan development, crisis, trauma, and grief, group counseling, assessment, and psychopharmacology. Her research is focused on community-based suicide intervention and prevention efforts with older adults, equipping faith-based communities respond to suicide, and preparing counselors to work with older adult clients.
As a clinician, Dr. Mize has worked in hospital, community mental health, and private practice settings. She has worked in the emergency room and inpatient psychiatric stabilization units at Emory University Hospital – Decatur (formerly DeKalb Medical), and with older adults and their families at Jewish Family & Career Services of Atlanta.
Dr. Mize now manages Seek and Find Counseling and Consulting, a small private practice where she provides counseling services to older adults and individuals experiencing grief, bereavement, death anxiety, major life transitions, and suicide ideation and loss. She also serves as a professional consultant and co-author to The Keep/Watch Project, an effort from the Episcopal Diocese of Atlanta to equip religious and spiritual communities with suicide prevention, intervention, and postvention response skills.
Kristina Henderson,
Ph.D., LPC, CRC, CVE, CPCS
Dr. Kristina Henderson (she/her) has a strong drive for preparing others to become confident counselors and leaders in the field. Dr. Henderson earned her Ph.D. in Counseling and Student Development with an emphasis in Counselor Education and Supervision from Kansas State University, and a Master of Rehabilitation Counseling from the University of Kentucky. She has been a Certified Rehabilitation Counselor for over 25 years, a Georgia Licensed Professional Counselor since 2001, and a Certified Professional Counselor Supervisor since 2014. She is an Associate Professor and the Program Coordinator for the Master of Science in Clinical Rehabilitation Counseling at Mercer University.
Dr. Henderson has spent much of her career in clinical services. Her experience includes working as a counselor for the Department of the Army, as a Rehabilitation Counselor for the Georgia Vocational Rehabilitation Agency, and as Director of Counseling and Disability Services within the University System of Georgia before shifting focus to academia. She has a passion for addressing the intersection of identities, and she believes strongly that it’s necessary to prepare not only with skills and knowledge but also with connectedness to the profession and an awareness of attitudes and environmental barriers that impede the success of our clients. Her research and clinical interests also include attitudes toward persons with disabilities and other marginalized groups, the intersectionality of identities, and the ethics of competency in scope of practice.
Danielle Dunkley,
PhD, LPC, ACS, NCC
Dr. Danielle Dunkley (she/her) is a Licensed Professional Counselor (LPC) in the state of Georgia, Approved Clinical Supervisor (ACS), National Certified Counselor (NCC), as well as a counselor educator at Agnes Scott College. She received her PhD in Counselor Education and Supervision and Master of Science in Clinical Mental Health Counseling from Mercer University in Atlanta. She has worked in community mental health, school-based settings, and private practices.
Dr. Dunkley maintains a caseload of clients at Atlanta Wellness Collective. Her clients enter with a variety of concerns such as anxiety, depression, cultural identity issues, grief or loss, life transitions, gender and sexuality issues, crisis and trauma, relational issues, self-esteem and self-worth issues, and religious or spiritual issues. She focuses her service on clients who hold systemically marginalized identities and who have experienced personal or intergenerational trauma. Dr. Dunkley has academic training and clinical experience working with children, adolescents, adults, couples, and families. She has also supervised counselors-in-training at Agnes Scott College, Mercer University, and University of West Georgia in clinical mental health counseling and school counseling tracks.
Kate Dorrough, PHD, LPC, CRC, ACS
Kate (she/her) received her doctorate in Counselor Education and Supervision from the University of Georgia and is a Licensed Professional Counselor (LPC), Approved Clinical Supervisor (ACS), and Certified Rehabilitation Counselor (CRC). She currently serves as a faculty lecturer at the University of North Georgia.
Kate considers it an honor and privilege to serve as a clinical supervisor. Her clinical background spans residential care for individuals with severe mental illness, university counseling at Kennesaw State University, leadership as a Lead Clinical Case Manager at Wellspring Living, and private practice specializing in life transitions, grief, and chronic illness. Through these experiences, she has developed deep competencies in chronic illness, disabilities, eating disorders, interpersonal trauma, and college counseling.
Grounded in an integrative, strengths-based, and multicultural framework, Kate’s theoretical orientation incorporates Acceptance and Commitment Therapy (ACT), Narrative Therapy, and Relational-Cultural Therapy. Since 2021, she has provided clinical and task supervision to master’s and doctoral students across clinical mental health, rehabilitation, and psychology programs, as well as licensed master social workers.
Kate’s supervisory foundation is supported by extensive, rigorous training, including specialized CACREP-accredited coursework from the University of Georgia and targeted training in telemental health and supervision in accordance with state licensure and certification requirements. In practice, she utilizes an integrative supervision approach that combines the Lifespan Developmental Model and Bernard’s Discrimination Model.
The Lifespan Developmental Model allows Kate to meet supervisees where they are by assessing their developmental phase and providing tailored, phase-appropriate interventions. Simultaneously, the Discrimination Model guides her in adapting her role as teacher, counselor, or consultant based on each supervisee’s immediate professional needs.
To foster professional growth, Kate’s supervision sessions focus heavily on self-awareness, case conceptualization, and clinical intervention skills. She also incorporates experiential activities that encourage learning through discovery, helping supervisees safely develop their clinical identities while maintaining client welfare.
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