Acoustic ecologist Gordon Hempton has circled the globe three times in pursuit of the Earth’s rarest sounds. His sound portraits which record quickly vanishing natural soundscapes have been featured in People magazine and a national PBS television documentary, Vanishing Dawn Chorus, which earned him an Emmy. Hempton provides professional audio services to media producers, including Microsoft, Smithsonian, National Geographic and Discovery Channel. Recipient of awards from the National Endowment for the Arts and the Rolex Awards for Enterprise he is co-author of One Square Inch of Silence: One Man’s Quest to Preserve Quiet (Free Press/Simon & Schuster, 2010) and Founder of Quiet Parks International. Gordon speaks widely about the importance of listening.