Do you have a question for a scientist featured in the latest episode of FRONTIERS? Here's your chance to stand in Alan Alda's shoes. Click on a scientist's name below to read a brief bio and to e-mail your question. A selection of answers will be posted online.

Please e-mail your questions before November 27, 2001

Ursula Bellugi		works to unlock the secrets of Williams Syndrome in "Friendly Genes"
Felice Orlich		answers your questions about Autism in "Breaking the Shell"
Margaret Kenna		restores hearing to the deaf in "Each Sound is a Present"
Kara Johansen		speaks for herself in "Finding Her Voice."