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About Us

At the Gifted Development Center, sister organization to Visual-Spatial Resource, we have been exploring the visual-spatial learner phenomenon for three decades. Betty and Linda explain what we've learned in this special welcome to Visual-Spatial Resource.


Photo of Linda Silverman

Linda Silverman, Ph.D.
Founder of the Visual-Spatial
Resource & Author of
Upside-Down Brilliance

Linda Kreger Silverman, Ph.D.

Linda is a licensed psychologist who has been studying learning differences for over 40 years. She is a noted author, researcher and popular international speaker. Her Ph.D. is in special education from the University of Southern California. For nine years, she served on the faculty of the University of Denver in counseling psychology and special education. In 1979, Linda founded the Gifted Development Center, where more than 6,000 children have been assessed. In 1981, Linda coined the term “visual-spatial learner” and has been developing techniques, creating identification methods and improving teaching strategies for this population for 30 years. This information can be found in Upside-Down Brilliance: The Visual-Spatial Learner (Denver: DeLeon, 2002). She has spoken all over the world on this topic, including Australia, Canada, England, Ireland, Hong Kong, New Zealand and Singapore. A special seminar was held on visual-spatial learners at Green College, Oxford University, in 2000. Linda has written over 300 articles, chapters and books related to gifted, learning disabled and other learners, including Counseling the Gifted & Talented (Love: 1993).


Photo of Bobbie Gilman

Bobbie Gilman
Associate Director of the Gifted Development Center

Barbara Gilman, M.S.

Associate Director of the Gifted Development Center, Barbara (“Bobbie”) Gilman, M.S., is a recognized expert on assessment of the gifted and serves as chair of the National Association for Gifted Children’s (NAGC) Assessment of Giftedness Special Interest Group. In addition to authoring a book on teaching highly gifted students, Challenging Highly Gifted Learners, she has written Academic Advocacy for Gifted Children: A Parent’s Complete Guide, which speaks comprehensively about a variety of advocacy issues, including the complex educational needs ofd those who learn differently or have deficits as well as giftedness. Bobbie trains testers and consults with parents worldwide on issues of advocacy and accommodations for the gifted, including the twice-exceptional gifted child and the gifted visual-spatial learner. She helps parents document the unique instructional needs of a variety of gifted students, negotiate with school personnel for more appropriate programming accommodations, or find teachers or programs better suited to their needs. Contact Bobbie through the website of the Gifted Development Center.


Steve C. Haas, M.A., MPA

Steve joined the Visual-Spatial Learner Project in its infancy in 1992 and has served for the last several years as the Visual-Spatial Identifier Project Director. Working with a large and diverse group of professionals, he managed the development and validation of the Visual-Spatial Identifier, which teachers, counselors, parents, and students themselves can use to identify visual-spatial learners. Steve has presented on teaching strategies for visual-spatial learners to local, national and international audiences and is a member of the Colorado Academy of Educators of the Gifted, Talented and Creative.

Photo of Steve Haas

Steve Haas
Member of Visual-Spatial
Resource Access Team


Photo of Penny Choice

Penny Choice
Member of Visual-Spatial
Resource Access Team

Penny Choice, M.A. M. Ed.

Penny Choice, M.A., M.Ed., is Coordinator for Gifted Education and Fine Arts for Lake County Educational Services Division of the Regional Office of Education, Grayslake, IL. She has a Bachelor’s Degree in Speech and Drama, an M.Ed. in Gifted Education and an M.A. in Educational Administration. Penny’s areas of expertise include curriculum development, staff development, gifted education, social science, problem-based learning, and fine arts education with a focus in integrating the arts and the use of process drama, a classroom, inquiry-based instructional tool. An international consultant, Penny has spoken extensively and conducted workshops for teachers, administrators, counselors, and parents since 1985. She has received numerous awards and is listed in several editions of Who’s Who including Who ’s Who Among America’s Teachers and Who’s Who in the World. On May 25, 2004, Penny was featured on the Jim Lehrer News Hour (Merrow Report) for PBS. In 2005 she represented the National Association for Gifted Children and the People to People Ambassador Program as a delegate to China. She joined another delegation to Egypt for NAGC and People to People in November, 2007. Dynamic and outgoing, Penny exemplifies her areas of expertise as she works with participants to explore new learning and growth.


Linda Powers Leviton, M.A. MFT

Linda directs the West Coast offices of the Gifted Development Center, in Granada Hills, California and Kirkland, Washington. She is a licensed Marriage, Family and Child Therapist in private practice since 1996, specializing in gifted children and adults and visual-spatial learners of all ages. A member of the Visual-Spatial Resource Access Team, Linda provides teacher in-services, parent workshops, email and phone consultation, guidance in school selection, observation and mediation, and support for visual-spatial learners and their families. Linda Leviton and Linda Silverman have worked together since 1974. They co-authored "In Search of the Perfect Program," which serves as a basis for helping parents find appropriate educational environments for their children.

Photo of Linda Leviton

Linda Leviton
Member of Visual-Spatial
Resource Access Team

Contact Us for information on speakers and consultations.