School districts Walter has worked with include:
Arlington, Virginia Public Schools
Bayshore Consortium, Hazlet Township, New Jersey
Chestnut Hill Academy, Philadelphia, Pennsylvania
The Congressional School of Alexandria, Virginia
East Hampton, New York Public Schools
Georgetown, South Carolina Public Schools
Gloucester County, Virginia Public Schools
Kamehameha Schools, Honolulu, Hawaii
McKinney, Texas Public Schools
Prince George's County, Maryland Public Schools
St. Agnes Academy, Alliance, Nebraska
Virginia Beach, Virginia Public Schools
Conferences at which Walter has presented include:
Alan November's Building Learning Communities
Association for Supervision and Curriculum Development
Beyond Technology
Classroom Connect
Delaware Valley Association for the Education of Young Children
Georgia Educational Technology Consortium
Iditarod Teachers' Conference
Massachusetts Computer Using Educators
MassCUE Technology Leadership Symposium
Michigan Association for Computer Users in Learning
National Educational Computing Confenrence
Ohio Association for the Education of Young Children
Virginia Society for Technology in Education
Virginia State Department of Education