Very interesting article on prodigies, also mentioning Joanne Ruthsatz (see separate blogs about her and her book “The Prodigy’s Cousin”) : http://www.creativitypost.com/psychology/the_mind_of_the_prodigy
We agree that IQ is probably more useful in order to solve certain problems, but not necessary to be a prodigy. Our prodigies (like Jake Barnett, Marie Faverio and Daniel Tammet) have other traits (often typical of Asperger’s Syndrome) that contributed to their success and real-life genius apart from an extremely high IQ. Our prodigies are UNIQUE and we are incredibly proud of them.
Here is an interview with Daniel on the subject: http://www.creativitypost.com/index.php/article/conversation_with_prodigious_savant_daniel_tammet_part_iv_iq_and_human_inte