Staff

Vanessa Ewing, Ph.D., Associate

Dr. Vanessa Ewing, Ph.D., Associate, received her Ph.D. in Educational Psychology with an emphasis in Individual Differences in Cognition. Over the last 15 years, she has served as a principal, preschool—middle school teacher, and academic advisor for children. Vanessa designed, coordinated and still serves as a lead instructor for an online Master’s Degree program for teachers at the University of Colorado, Colorado Springs, leading to licensure in gifted education.

Connie Tucker

Connie Tucker
Connie C. Tucker, M.S., N.C.S.P., Associate, holds a Master's degree in School Psychology, and a Diplomate in School Neuropsychology. She has held state and national certificates in school psychology since 1988. Connie recently retired after working for 20 years in Jefferson County Schools where she conducted psychological assessments to determine learning disabilities or emotional disorders, counseled at-risk children, and consulted with teachers to develop interventions to help children become successful in school.

Ann DeMers

 Ann DeMers

Ann W. DeMers, M.A., N.C.S.P., Associate, holds a Master's degree in Special Education and a state license as well as national certification in School Psychology.  She has recently retired with 31 years of experience in Jefferson County Schools as a special educator, classroom teacher and school psychologist. Ann’s experience includes teaching conflict resolution, anger management and social skills and supporting students with severe emotional disabilities. She has training and experience with students who are Twice Exceptional.

Nancy Miller

Nancy B. Miller, Ph.D., Associate, holds degrees in psychology and sociology and has received advanced training in family processes and children’s psychological adjustment. In 2008, she became Editor for Advanced Development, a journal on adult giftedness.

Bobbie Gilman

Bobbie

Barbara (Bobbie) Jackson Gilman, M.S., Associate Director, has worked with Linda Silverman, beginning just after her own sons were tested at the GDC in 1991.  Bobbie has a background in psychology and child development from Duke and Purdue.

Linda Silverman

Linda Kreger Silverman, Ph.D., is a licensed psychologist.  She founded and directs the Institute for the Study of Advanced Development, and its subsidiaries, Gifted Development Center (GDC) and Visual-Spatial Resource in Denver, Colorado. In the last 35 years, she has studied over 6,000 children who have been assessed at GDC, the largest data bank on this population.

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