Our Team

TLG Staff

Our professional staff brings both depth and breadth to our clients by combining expertise in the behavioral sciences with practical business and executive management experience.

Expertise in Business & Psychology

We offer a staff of expert facilitators with varied backgrounds in

  • industrial and organizational psychology
  • organization development consulting
  • senior executive and line management
  • education

Tino J. Mantella

President & CEO

Tino J. Mantella became President and CEO of Turknett Leadership Group on October 29th, 2018. TLG is one of
the nation’s top leadership development companies, driven by its proprietary Leadership Character model and
grounded in science. TLG has supported hundreds of CEOs and their teams over the last 32 years Founders; Dr.
Robert (Bob) Turknett and Carolyn Turknett will remain engaged and committed to the company’s mission.. Read More

Robert L. Turknett, Ph.D.

Co-founder and Co-chairman

Dr. Robert L. (Bob) Turknett is co-founder of Turknett Leadership Group (TLG), an Atlanta-based consulting firm established in 1987. He served as CEO of the firm for twenty four years, and now serves as co-chairman and senior consultant. Read More

Carolyn N. Turknett, M.A.

Co-founder and Co-chairman

Carolyn (Lyn) Turknett is co-founder of Turknett Leadership Group, an Atlanta-based consulting firm established in 1987. She served as President of the firm for twenty four years, and now serves as co-chairman and senior consultant. Read More

Michael W. Sessions, Ph.D.

Senior Consultant

Dr. Michael Sessions is a licensed psychologist with extensive coaching and consulting experience. He has coached over 350 senior leaders across more than 50 organizations and has consulted with dozens of leadership teams across a number of industries. Read More

Patricia Thompson, Ph.D.

Senior Consultant

Dr. Patricia Thompson is a Corporate Psychologist and Management Consultant who is passionate about helping her clients to achieve better outcomes by cultivating talent and making smart hiring decisions. Read More

Nancy Cranford, SPHR, SRHM-SCP

Vice President

Nancy is currently Vice President at Turknett Leadership Group, a Talent Management firm and a premiere resource for executive coaching, assessment, and leadership development. Nancy helps organizations with their strategic talent management needs so their leadership can learn to lead at an even higher level. Read More

Kathryn Igou, B.A.

Director Operations

Kathryn joined Turknett Leadership Group after attempting two years of retirement. It wasn’t that she missed her former daily commute from Roswell down 400 to midtown or wasn’t enjoying having more time to volunteer or spending time with family and friends. “I just needed more structure and to feel like I was making more of an impact. I love sitting on the beach with my book and my cocktail, but I also love to work!” Read More

Susan B. Hitchcock

Executive Director of Women’s Initiatives, Board Member

Susan Hitchcock has worked with TLG for over 20 years. She was formerly TLG’s Vice President of Client Services. She is the founder and current director of TLG’s popular Women in Leadership (WIL) seminar series. Read More

Josh Turknett, M.D.

Principal Consultant

Joshua Turknett, M.D., is a board-certified neurologist who leads the firm's neuroscience and learning initiatives. Dr. Turknett has practiced in the Atlanta area for the past twelve years, and is also a clinical researcher, best selling author, musician, medical editor of the* Journal of Evolution and Health,
a leading voice in the ancestral health movement, and the founder of Brainjo, a company that uses the science of learning and neuroplasticity to create optimized learning systems. Read More

Barbara Reilly, Ph.D.

Senior Consultant

Dr. Barbara Reilly, a senior leadership consultant at Turknett Leadership Group, has a broad consulting and academic background. She has coached over 200 leaders over twenty years and has worked with numbers of organizations across the United States and Canada in a variety of industries. Read More

Lauren S. Harris, Ph.D.

Senior Consultant

Dr. Lauren Harris is an Industrial/Organizational psychologist. She has consulted with Fortune 500 companies, non-profits, and government agencies in the areas of job analysis, competency modeling, selection, performance management, leadership, and organizational development. Read More

Christine Mayfield, Ph.D.

Senior Consultant

Dr. Christine Mayfield has over 18 years consulting experience in multiple industries, including financial services, healthcare, retail, hospitality, transportation, and media. Her areas of focus are leadership assessment and development, organizational surveys, and employee selection processes. Read More

Ann Maurer, Ph.D.

Senior Consultant

Dr. Ann Maurer is a licensed organizational psychologist with close to 20 years of experience working with clients in the areas of individual and organization-wide assessment, selection, performance management, and training programs. Read More

Academic Advisors

Karl Kuhnert, Ph.D.

Senior Research Fellow

Dr. Karl Kuhnert is a professor in psychology and Program Chair of the Industrial and Organizational Psychology Program at the University of Georgia. He teaches organizational psychology, leadership development, and professional ethics. Read More

Chris McCusker, Ph.D.

Senior Consultant

Dr. Chris McCusker is a Senior Consultant at Turknett Leadership Group where he specializes in executive coaching, executive education and business consulting. Read More

Olivia Vande Griek

I/O Graduate Research Assistant

Olivia is currently pursuing her doctorate in I/O Psychology at the University of Georgia. In her spare time she works with TLG on special projects. Read More