He is the author of numerous books, including The Human Right to Language, was a Fulbright Scholar Specialist in Sweden, advised Gifu University in Japan on special education law and received an honorary chair @ Gallaudet University in Washington, D.C. He has been an adjunct professor at Hastings College of the Law, has testified before state and congressional committees and served 8 years on the California Special Education Advisory Commission. Along with his wife Gail, Mr. Siegel co-founded ForWords, a nonprofit organization committed to providing enriched literacy opportunities for impoverished youth in the San Rafael, California area.