Ido Kedar is a non-speaking autistic person who has been described as having learned to communicate through the rapid prompting method,[1][2][3] a pseudoscientific technique that attempts to aid people with autism or other disabilities to communicate through pointing, typing, or writing.[4][5] He is credited as the author of an opinion piece and two books, the book Ido in Autismland and the novel In Two Worlds.[1]