Book excerpt: A PRACTICAL GUIDE TO LEGAL PLANNING for Massachusetts parents of children with special needs. In a relaxed conversational style, Attorney Barbara Jackins explains the essential elements of SSI, guardianship, public benefits, and estate planning when there is a family member with a disability. Families will find the information they need to:* Obtain SSI benefits for a child who is age 18 or older* Contribute to a child's financial support without reducing public benefits* Understand the court process for guardianship* Learn about the alternatives to guardianship* Secure a child's financial future with a special needs trust