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 20, 2001

Don Nichols		works to save Guam's rare birds from extinction in "The Silence of the Birds"
Alex Meinesz		fights to rid the Mediterranean of insidious algae in "Green Invader"
Vic Mastro		joins the 100-year war on the gypsy moth in "The Silken Tree Eaters"
Gene Shinn		uncovers what's eating at Caribbean corals in "Dust Busting"