Speaking
A dynamic and inspiring speaker, Tim has created a series of slide programs based on the topics of his many books and adventures. He has delivered hundreds of slide shows over the years, and is available to speak at conferences, community or college campus programs, and other venues, including virtual settings.
Current Slide Programs
Wild and Scenic Rivers: An American Legacy
With stunning photos, Tim tells the compelling story of America's premier program for the protection of natural rivers nationwide.
Field Guide to Oregon Rivers
Come with Tim on a revealing tour of rivers all across his home state, with tips about places to explore and with inspiration for all to experience the magic of flowing water.
America’s Great Forest Trails
Join Tim on hikes that reveal the beauty and importance of our most spectacular woodland wonders.
America’s Great River Journeys
From his book featuring 50 of our finest journeys by raft, canoe, or kayak, Tim highlights a dozen extended trips down our longest and most extraordinary wilderness and recreational rivers, Maine to Alaska.
Twilight of the Hemlocks and Beeches
At once an artistic celebration, scientific inquiry, and heartfelt eulogy, this program follows the path of Tim’s book about the problems our most cherished eastern forests face from exotic insects and pathogens.
Our National Forests
In this stunning visual exploration of America's magnificent National Forests from Alaska to Puerto Rico, Tim shows the irreplaceable values of public land to everyone.
Rivers of California
Fabulous photos, stories of adventure, and insights about the problems and promise of free-flowing waters all over the Golden State
Rivers of America
A vivid personal journey about Tim’s passion for rivers and about their crucial importance to all of life
Luminous Mountains
A revealing portrait of the Sierra Nevada in all its glorious moods.
Rates for programs range on a sliding scale.
For more information about fees and availability, please contact Tim directly.
Tim's wife, historian and writer Ann Vileisis, is also available with superb slide programs based on her books. She is the author of Abalone: the remarkable history and uncertain future of California's iconic shellfish (2020), Kitchen Literacy: How We Lost Knowledge of Where Food Comes from and Why We Need to Get It Back (2007) and Discovering the Unknown Landscape: A History of America's Wetlands (1997), which was selected by the American Historical Association as the best book of 1998 by an independent or public historian and was awarded the best book of the year by the American Society for Environmental History.