A Resource of Trust
Everything we do at ATG is grounded in science - we really do prove it.
Chief Executive Officer
Stephen Pollan is a successful entrepreneur with over twenty years of executive leadership experience. After progressing through operations management and human resources positions with international food-industry corporations, he chose to take advantage of new entrepreneurial opportunities when creating Assessment Technologies Group (ATG).
He strives every day to make ATG the best in the business of organizational consulting, and always pursues through difficulties until the job is done right. Stephen is a well-respected businessman and devotes a great deal of his time improving the Jacksonville community as a member of many local boards and councils.
Leslie H Krieger, Ph.D., SPHR
President | Consulting Psychologist
Dr. Les Krieger is a licensed Occupational Psychologist who brings a unique blend of psychometric and phenomenological perspectives to his understanding of people, teams and organizations. A Rutgers Ph.D., he completed an internship in Occupational Psychology at Stevens Institute of Technology and post-doctoral studies in Existential Phenomenological Psychology at Duquesne University.
Les then created several consultancies including Humanalysis Systems and People Development Technologies before joining global assessment leader SHL as Director of Training for North America. Since 1996 he’s been President of Assessment Technologies Group (ATG), a consultancy known for innovative capabilities that align people with occupational success.
Christopher W. Holmes, Ph.D.
VP of Consulting Services
Dr. Holmes is an Industrial-Organizational Psychologist with over 30 years of experience in corporate and private consulting. During his career, he has served as the Vice President of Research and Chief Psychologist for GrowthPlay, a global talent management consulting organization and as a Principal Organizational Effectiveness Consultant for a regional management consulting firm. He also served as a Principal Consultant for PricewaterhouseCoopers (PwC) and Practice Area Director for Hoffman Research Associates, which was subsequently acquired by PwC, as well as the Director of Organizational Effectiveness for Wellcome, PLC a global Fortune 500 pharmaceutical company.
Over the years he has focused his practice on developing new selection systems, creating training and development, leadership and succession planning programs, executive coaching and development and managing the implementation of talent analytic delivery platforms for human resource processes.
Dr. Holmes has several technical publications and professional conference presentations on human performance and organizational effectiveness. Among his honors and awards, he served as a peer reviewer for the NASA Life Sciences Countermeasures Workshops, received a US Department of Energy Award for Hanford Strategic Mission Planning, attended the Wellcome London Business School Executive Management Development Programme, and was a recipient of Rice University’s Presidential Recognition Award while in graduate school.
Senior Project Coordinator
Spencer has been working with ATG for over 3 years and has become a vital part of the team. His work with ATG has provided him with a deep knowledge of the consulting tools and services used in talent acquisition and development, and he has utilized this knowledge to effectively manage projects while providing exceptional client support.
Spencer has a B.S. in Psychology with a Minor in Community Leadership from the University of North Florida and has recently begun coursework pursuing his MBA degree from the University of North Florida.
Dale Campbell, Ph.D.
Senior Organizational Consultant
Dr. Dale F. Campbell is a Senior Organizational Consultant and head of the FuturesLeaders Division of ATG. Dr. Campbell has over 30 years of experience in community college leadership and workforce development and has been recognized with several national awards in relation to academic leadership.
He has since helped ATG expand its services into the field of higher education. Dr. Dale Campbell holds a Ph.D in Educational Administration from the University of Texas at Austin and has been honored as a Distinguished Graduate of the College of Education and the Community College Leadership Program.
Ryan Darby, Ph.D.
Dr. Ryan Darby has years of experience using psychometrics assessments to aid business consulting efforts, and has successfully applied his experience while working with ATG. Ryan’s past work at Gallup Inc. has allowed him to become proficient in the areas of Employee Assessments, Learning and Development Seminars, Executive Coaching, and Team Facilitation.
Graduating from the University of California, San Diego with his Ph.D in Psychology, Ryan has also had the opportunity to teach Industrial Organizational Psychology courses at Flagler College.
Isabel K. Graf, M.B.A., Ph.D.
Isabel K. Graf has worked with enterprises of all sizes on human resource and operational issues. Some of the services she provides include executive coaching, succession management, leadership development, and human resources support.
With more than 20 years of experience in human resources, Isabel has consulted both externally and internally with organizations in a variety of industries: financial services, healthcare, education, distribution, transportation and non-profits. Prior to Insights2Talent, Isabel worked in several executive and consulting roles including Vice President Talent Management, CitiStreet; Assistant Vice President Talent Management, CSX Transportation; Senior Consultant, Right Management; and Performance Consultant, Merrill Lynch. Isabel has served as an instructor at various colleges. She was a former CPA, working for KPMG and publicly-held companies for 10 years.
Dr. Elliott Rosenbaum
Dr. Elliott Rosenbaum is a board-certified clinical psychologist and supports the ATG team in leadership development and individual coaching initiatives. He received his master’s level training at Johns Hopkins University and his Doctor of Psychology from The George Washington University. He currently teaches applied coaching skills and positive psychology at the University of North Florida’s Leadership Development Program.
Elliott served in the U.S. Navy as an active duty psychologist and is currently a Lieutenant Commander in the U.S. Navy Reserves. He is a Diplomate of the American Board of Professional Psychology and a Fellow of the American Academy of Clinical Psychologists. Elliott is the Founder of The American School of Professional Life Coaching, which trains and certifies professional coaches in the private and business sector. He is also a leader in the world of corporate training, and trains organizations in the art and science of coaching and positive psychology. Elliott is the author of two books: The Valued Self and The Essential Self which describe his innovative approach to personal and professional thriving.