To give some more fodder, here is Dr. Oppenheimer’s bio:

A reader in volcanology at the University of Cambridge and winner of the Royal Geographical Society’s Murchison Award, Clive Oppenheimer’s fieldworkhas taken him to India, Yemen, and Antarctica’s Mount Erebus. He is afrequent contributor to television and film documentaries on volcanoes forthe Discovery Channel, the History Channel, and National Geographic; he was also featured on Werner Herzog’s “Encounters at the End of the World.”Oppenheimer is the author of Eruptions that Shook the World (Cambridge University Press; July 26, 2011), which explores the impact of volcanoes on the course of history.

If you want to submit a question for Dr. Oppenheimer to answer, either email me your question (eruptionsblog at gmail) or leave the question in the comments section here. I’ll go through the questions and cull a set for Dr. Oppenheimer to answer. 

I’m on a tight schedule, so please submit your questions to me no later than July 1 (this Friday). Be sure to take this opportunity to interact with one of the foremost volcanologists in the world.