For queries about lectures or readings, please email

Connect with me on Twitter, Facebook, or Instagram.

Teachers: If you’ve adopted one of my books (or chapters/op-eds) in your classes and would like me to visit via Skype for a Q&A with students, please email the address above.

Carbon offsets for all travel via Atmosfair.

Lectures and readings:

New York, NY: In conversation with Angélica Negrón. New York Botanical Gardens. 3pm, Sept 28th, 2019.


Past presentations


Avon, CO: 16th Annual High Country Speaker Series. January 23rd.

San Francisco, CA:  Natural Discourse event with the artist Sasha Petrenko. Saturday January 27th at SPACE 151 at 151 Potrero Ave. Tickets here.

Winston-Salem, NC: Wake Forest University. February 8th. Public lecture.

Williamstown, MA. Skype visit to Elizabeth Kolbert’s writing class, Williams College. February, 2018.

Nashville, TN: TEDx Nashville, 18th March.

New York, NY: John Burroughs Association, awards ceremony. April 2nd.

Boulder, CO: Museum of Natural History. 3rd April.

Oak Ridge, TN: April 24, from 7pm at the UT Arboretum Auditorium. Co-sponsored by Strata-G, Tennessee Citizens for Wilderness Planning, and the University of Tennessee Arboretum Society.  With Union Ave Books.

Boulder, CO: Boulder Bookstore May 8th. Joint event with The Nature Conservancy.

Asheville, NC: Digital visit with Nickole Brown’s writing class. May 10th, 2018.

North Woodstock, NH: Hubbard Brook Experimental Forest annual meeting, Keynote. July 10th, 2018.

Alfred, NY: The Sibley lecture at Alfred University. September 11th, 2018.

Denver, CO: The Explorer’s Club, Rocky Mountain Chapter. September 20th, 2018.

Monteagle, TN: Tennessee Environmental Education Association’s Annual Conference, keynote. September 22nd, 2018.

Boulder, CO: Books and Tea. PEO fundraiser. September 29th, 2018.

Boulder, CO: Colorado Native Plant Society. October 9th, 2018.

Sewanee, TN:  Women in German Annual Conference. October 18th, 2018.

Upperville, VA: Living Earth Conference. Oak Spring Garden Foundation. Oct 26-69, 2018.

Murray, KY: Reading Series Murray State University. 4:30pm, February 21st, 2019.

Woodstock, MD: Howard County Conservancy. March 21st, 2019. 

University Park, PA: Keynote at the 4th Biennial 2019 Forest Landowner Conference. March 22nd, 2019. Penn State University.

Atlanta, GA: Plummer Lecture, Georgia State University. 15th April, 2019, 5-6:30pm with reception to follow.



Tacoma, WA: Slater Museum, University of Puget Sound. April 7th, 2pm.

Tacoma, WA: King’s Books. April 7th, 7pm.

Seattle, WA: Town Hall Seattle, 1119 8th Ave. April 8th, 7:30pm.

Cambridge/Boston, MA: Arnold Arboretum and Harvard Museums of Science and Culture. 6pm, April 12th, 2017.

Sewanee, TN: University of the South. Convocation Hall. 4:30pm, April 17th.

Chattanooga, TN: Benwood Auditorium, University of Tennessee Chattanooga. April 18th, 7pm. Lecture to benefit Tennessee River Gorge Trust. Hosted by the UTC Department of Biology, Geology and Environmental Science.

Oxford, MS: University of Mississippi. April 20th, 2017.

Atlanta, GA: Atlanta Audubon and Chattahoochee Nature Center. 6pm, April 22nd, 2017, reservation required. (Location: Chattahoochee Nature Center, 9135 Willeo Road, Roswell, GA 30075)

Nashville, TN: Parnassus Books. April 30th, 2pm.

Corvallis, OR: Oregon State University.

Portland, OR: Powell’s Books. May 3rd, 2017. (7:30pm, Powell’s City of Books, 1005 W. Burnside St., Portland.)

Denver, CO: Tattered Cover Bookstore. 7pm May 4th, 2017. (LoDo store: 1628 16th Street, Denver)

Point Reyes Station, CA: Point Reyes Books. May 7th, 2017.

San Francisco, CA: California Institute of Integral Studies. May 10th, 2017.

Pasadena, CA: Vroman’s Bookstore. 7pm, May 11th, 2017.

Asheville, NC: Malaprop’s Bookstore. May 31st, 2017.

New York, NY: Metropolitan Society of Natural Historians. June 3rd, 2017.

Easton, MD: Adkins Arboretum. June 8th, 2017. 4pm – 6pm at the Academy Art Museum 106 South Street.

Millbrook, NY: Cary Institute of Ecosystem Studies. June 9th.

Sewanee, TN: School of Letters. 4:30pm June 28th, 2017.

Clermont, KY: SONICBernheim. July 9th, 2017.

Sewanee, TN: Young Writers’ Conference. July 10th, 2017.

St Louis, MO: Missouri Botanical Garden. July 25th, 2017. Wild Ideas Worth Sharing Speaker Series and Visualizing Biodiversity for a Better World.

Byron Bay, Australia: Byron Bay Writers Festival. August 4-6, 2017.

Canberra, Australia: National Library of Australia. August 9th, 2017.

Bendigo, Australia: Bendigo Writers Festival. August 11-13, 2017.

Ithaca, NY: Cornell Botanic Gardens. Sept 13th, 2017. Statler Auditorium, 7:30pm.

Bloomington, IL: Illinois Wesleyan University. October 3rd, 2017.

Bloomington, IL: ParkLands Foundation 50th anniversary. October 4th, 2017.

Nashville, TN: Southern Festival of Books, Nashville, TN. Oct 13th and 14th, 2017.

Fairlee, VT: Northern Woodlands Conference. The Hulbert Outdoor Center. Oct 20th-22nd, 2017.

Nashville, TN: Hume-Fogg School. November 9th, 2017.

Washington, DC: American Forests. November 13th, 2017.

Birmingham, AL: Birmingham Audubon Annual Banquet. December 7th, 2017.


University of Georgia co-sponsored keynote: (i) Third Annual Symposium for Integrative Conservation, (ii) Willson Center for Humanities and Arts and the Environmental Ethics annual lecture. January 29th, 2016.

Tennessee Aquarium and National Parks Conservation Association. Keynote at 100th year anniversary of National Parks fundraiser. Feb 11th, 2016.

Plenary speaker at the 30th anniversary National Conference on Undergraduate Research, April 7-9, 2016, on the University of North Carolina Asheville campus. About 4000 attendees.

Keynote at Carolina Mountains Literary Festival, Burnsville, NC. In conjunction with North Carolina Humanities Council. Sept 10th, 2016.

Award Lecture. Dapeng Nature Book Award, Shenzhen, China. November 27th, 2016.

Lecture, then workshop. Morton Arboretum, Chicago, IL. December, 19th, 2016.


Trinity University, San Antonio, TX. Skype class with Creative Non-fiction class. March 30th, 2015.

Tennessee Master Naturalist Program. Sewanee, TN. April 4th, 2015.

Tennessee Ornithological Society. Tullahoma, TN. May 5th, 2015.

Sewanee Environmental Institute. Sewanee, TN. June 30th, 2015.

The Moncrieff Show, Newstalk Radio, Ireland. Interview. July 3rd, 2015.

Young Writers’ Conference. Sewanee, TN. July 3rd, 2015.

Fearless Parent Radio. Interview. August 25 2015.

Alliance of Natural Resource Outreach and Service Programs, Keynote at Annual National Conference, Montgomery Bell State Park, TN. September 15th, 2015.

Lyceum Lecture, Davidson Academy, Nashville, TN. September 22nd, 2015.


Stewardship Network’s Restoring Native Ecosystems conference, East Lansing, MI. Keynote speaker and workshop leader. Jan 17th-18th, 2014.

Yale University. Public lecture sponsored by Franke Program in Science and the Humanities and the School of Forestry and Environmental Studies. January 28th, 2014.

Washington University, St Louis. Skype discussion with nonfiction writing class. February 3rd, 2014.

Loyola University. Skype discussion with nonfiction writing class. February 10th, 2014.

Lipscomb University, March 11th, 2014.

Wildlife Rehabilitators Association’s annual conference. Keynote speaker. March 12th, 2014. Murfreesboro, TN.

American College of Environmental Lawyers. March 13th, 2014.

Humana Visiting Scholar, Centre College, Danville, KY. March 30 – April 2, 2014.

Tennessee Master Naturalist Program. Sewanee, TN. April 5th, 2014.

Trails and Trilliums Field lecture and walk. Monteagle, TN. April 12th, 2014.

9th grade Humanities and Sciences class, Skype conversation. High Technology High School. Lincroft, NJ. April 22nd 2104.

National Academy of Sciences, Annual Meeting, Washington DC. Public lecture. 27th April 2014.

World Wildlife Fund, Lecture and discussion at Washington DC offices. April 28th, 2014.

Tennessee Ornithological Society. Tullahoma, TN. May 7th, 2014.

Maryland Master Naturalist and Master Gardener Annual Training Day, University of Maryland. May 29th, 2014.

Sewanee Environmental Institute (high school program). Sewanee, TN. June 30th, 2014.

Young Writers’ Conference. Sewanee, TN. July 3rd, 2014.

Speaker at corporate planning meeting for financial services company. New York, NY. July 16th, 2014.

Tullahoma High School English Honors talk. Tullahoma, TN. July 31st, 2014.

Address to incoming freshmen class, University of the South, Sewanee, T. 28th August, 2014.

Colorado Chautauqua. October 6th, 2014. Boulder, CO.

Southern Environmental Law Center. Lecture. Asheville, NC. September 20th, 2014.

Keynote address for meeting of the Society of American Foresters, International Union of Forest Research Organizations World Congress, and Canadian Institute of Forestry/L’Institut Forestier du Canada Annual General Meeting. Salt Lake City, Utah. October 9th, 2014.

Nashville Garden Club. 22nd October 2014.

Berea College, KY. Skype conversation with freshman writing class. October 30th, 2014.

Young Writers’ Conference. Sewanee, TN. July 1st, 2014.


Sewanee, TN: Sewanee Women’s Club. Noon, Monday February 11th, 2013.

New York, NY: American Museum of Natural History, New York, NY. 6:30pm, Wednesday March 13th, 2013. Reservation required.

Sewanee, TN: “Teaching the Animal” guest lecture/discussion in faculty workshop. May 12th, 2013.

Monteagle, TN: Trails and Trilliums keynote speaker. April 13th, 2013. Monteagle, TN.

Williamsburg, VA. May 15th, noon, 2013. Skype Conversation with reading group at College of William and Mary.

Chattanooga, TN: May 3rd, 2013. Sponsored by Chattanooga Arboretum and Nature Center, and The Department of Biological and Environmental Sciences, University of Tennessee, Chattanooga.

Tullahoma, TN: May 7th, 6pm, 2013. Talk to Highland Rim Chapter of TN Ornithological Society.

Clayton, GA: May 8-9th, 2013. Guest speaker at Environmental Ethics and Ecocriticism class, Piedmont College and Lillian E. Smith Center for the Creative Arts.

Tullahoma, TN: May 15th, 1pm, 2013. Talk to Tullahoma High School assembly.

Monteagle, TN: May 16th, 2013. Book Club speaker.

New York, NY: May 21st, 2013. Speaker at corporate planning meeting for financial company.

Lawrence, KS: Stepping Outside: Imagining Nature Writing beyond Ecomimesis. Panel with Suzanne Warren and Bill Kupinse. Association for the Study of Literature and Environment, University of Kansas. May 28-June 1, 2013.

Chattanooga, TN: June 4th, 2013. Speaker at lunch for Chattanooga Area Food Bank.

Sewanee, TN: Lecturer at the Shakerag Artist Workshops. Evening lecture and reception, Wednesday June 12th, 2013. Sewanee, TN.

Brattleboro, VT: July 31st, 2013. Speaker at corporate planning meeting for health products company.

Denver, CO. Speaker at 16th Annual Water Education Conference, August 7-9, 2013.

Sewanee, TN: Speaker to incoming freshman class. August 27th 2013.

Cary Institute of Ecosystem Studies, Millbrook, NY. Public lecture, Friday September 6th, 2013.

Houston Seminar. Houston Arboretum and Nature Center, Houston, TX. Wednesday, September 25th, 6:30pm.

Adkins Arboretum, Maryland. Keynote lecture for weekend fund-raiser. September 29th, 2013.

Arlington Public Library, Arlington, VA. Arlington Regional Master Naturalists, Potomac Chapter of the Virginia Native Plant Society, and the Friends of Arlington County Libraries. September 30th, 2013.

St Mary’s College of Maryland. St Mary’s City, MD. Oct 1st, 2013.

Society of Environmental Journalists annual meeting. Field lecture and hike. Sewanee, TN. Oct 3rd, 2013.

Warner Park Nature Center. Speaker for 40th anniversary celebration. Nashville, TN. Oct 3rd, 2013.

Speaker at corporate planning meeting for natural products company. Atlanta, GA. October 8th, 2013.

Chattahoochee Nature Center, Atlanta/Roswell, GA. Oct 9th, 2013.

Trinity University, San Antonio, TX. Monday Oct 14th, 2013.

National Academies’ Awards Ceremony. Washington, DC. October 16th, 2013. (Brief remarks to the Academy.)

PEN Awards Ceremony. New York, NY. October 21st, 2013. (Awards ceremony; no public remarks.)

University of Hawaii, Skype conversation with Dr. N. Hynson’s Botany class. October 29th, 2013.

Red Mountain Community School, Birmingham, AL. Oct 31st, 2013.

Pell City High School. Birmingham, AL. Oct 31st, 2013.

Native Plant Conference, Keynote lecture. Birmingham Botanical Gardens, Birmingham, AL. November 2, 2013.

Symposium of the American Water Resources Association, Lunch Speaker. Montgomery Bell State Park, TN. November 5th, 2013.

Virginia Tech, Blacksburg, VA. Speaker to freshman program at Honors Residential College. November 14th-15th, 2013.

Speaker at opening of Belk Nature Trail, Chester, SC. Nov 16th, 2103.

University of North Texas, Skype conversation with Ethnobotany class. November 25th, 2013.

Berea College, Berea, KY. Graduation speaker for mid-year graduation ceremony. December 8th, 2013.

Center for Earth and Environmental Science, SUNY-Plattsburgh. Skype conversation with Dr. J. Straub’s Forest Ecology and Management class. December 9th, 2013.


Seattle: Town Hall Seattle, 1119 8th Ave (enter on Seneca), Seattle, WA. Town Hall Science Series, also hosted by University Books. 7:30pm, Wednesday, March 21st, 2012.

Olympia: Olympia Timberland Library, 313 8th Avenue SE, Olympia, WA. 7:30pm, Thursday, March 22nd, 2012.

Tacoma: University of Puget Sound, Tacoma, WA. 3pm, Friday, March 23rd, 2012.

New York: The Explorer’s Club,  46 E. 70th Street , New York, NY. 6pm (7pm lecture), Monday, March 26th, 2012.

Richmond: University of Richmond, Global Environment Speaker Series, Richmond, VA. 5pm, Thursday, March 29th, 2012.

Sewanee: University of the South, Sewanee, TN. Convocation Hall. 4:30pm, Tuesday, April 3rd, 2012.

Asheville: Malaprop’s Bookstore, Asheville, NC. 7pm, Friday April 6th, 2012.

Raleigh: North Carolina Museum of Natural Sciences. 11 W. Jones St, Raleigh, NC. 11am, Saturday, April 7th, 2012.

Knoxville: Union Ave Books, The Daylight Building, 517 Union Ave, Knoxville, TN. 2pm, Sunday, April 15th, 2012.

Sewanee: Saint Andrew’s-Sewanee School, Sewanee, TN. School Assembly lecture for Earth Day. 8am, Wednesday, April 18th, 2012.

Nashville: Parnassus Books, 3900 Hillsboro Pike, Nashville, TN. 1pm, Saturday, April 21st, 2012.

Monteagle/Sewanee: Trails and Trilliums. Lecture at 10:30 on Sunday, April 22nd, 2012. Located in Monteagle Assembly, along with other Trails and Trilliums events.

Denver/Boulder: April 26-28. Presentation at International Symposia for Contemplative Studies.

Sewanee/Monteagle, TN: Rotary Club at the EQB club. Noon, Thursday, May 17th, 2012.

Oxford, MS: Square Books, Oxford, MS. 5pm, Friday, May 18th, 2012. Joint event with Mark Hainds, author of Year of the Pig.

Pulaski, TN: Giles County Public Library, 122 South 2nd Street, Pulaski, TN. Saturday, May 19th, 2012. (Followed by evening bird walk in town)

Santa Cruz, CA: University of California, Santa Cruz. Environmental Studies Department. Monday, June 4th, 2012.

Chattanooga, TN: Artifact Studios, 6-9pm, Saturday June 23rd, 2012. Book Fair. Combined event with Forest Unseenreading and exhibit of book-makers’ artwork. 1080 Duncan Ave, Chattanooga, TN.

Nashville, TN: Sigourney Cheek Literary Garden, Cheekwood, 1200 Forrest Park Drive, Nashville, Tennessee. 3pm, Sunday, June 24th, 2012.

Sewanee, TN: Sewanee School of Letters. Wednesday, 27th June, 2012.

Monteagle, TN: Monteagle Assembly lecture. 11am, Thursday, 28th June, 2012.

Brentwood, TN: Owl’s Hill Nature Sanctuary. 2pm, Sunday July 22nd, 2012.

Sewanee, TN: Address to incoming freshmen class, The University of the South. Guerry Auditorium. 2:45pm, Tuesday August 28th, 2013.

Sewanee, TN: An Evening at Chen. Dinner and lecture. Tuesday, September 11th, 2o12.

Signal Mountain, TN: Signal Mountain Public Library. Thursday, September 13th, 2012. 6pm (Eastern time). 1114 James Boulevard, Signal Mtn., TN 37377.

Newport, TN: Tennessee Native Plant Society, speaker at annual meeting. Saturday, September 15th, 2012.

Sewanee, TN: Panel discussion at the Conference on Creation, Evolution, and God. September 22nd.

Sewanee, TN: Nocturnal Naturalist class. Saturday, September 22nd. Part of the Tennessee Naturalist Program, Friends of South Cumberland State Park.

Dickson, TN: Luncheon speaker at the Two-year College English Association of Tennessee, with workshop to follow. Saturday, October 6th, 2012.

Athens, GA: The Odum School of Ecology and the Georgia Museum of Natural History, University of Georgia, Athens, GA. October 9th.

Atlanta/Roswell, GA: Chattahoochee Nature Center. 9135 Willeo Road Roswell, GA 30075. October 10th: afternoon meeting with Master Naturalist class, followed by evening event. Roswell/Atlanta, GA.

Sewanee, TN: Art Sanctuary. 630 Garnertown Road, Sewanee, TN. Friday October 12th, 2012, 6:30pm. Sewanee, TN.

Nashville, TN: Southern Festival of Books. Oct 13th, 2012. Nashville Public Library, Conf. Room IA. Nashville, TN.

McMinnville, TN: Highland Rim Music and Art in the Main Street Historic District. 6:30pm, Tuesday, October 16th, 2012, McMinnville, TN.

Sewanee, TN: Lecture for Homecoming, St Luke’s Chapel, University of the South. 3:30pm Friday 24th October 2012.

Lincroft, NJ: Ninth grade Humanities class, Skype conversation. High Technology High School.

Bloomington, IL: Illinois Wesleyan University. 7pm, Monday October 29th, 2012.

Tacoma, WA: Discussion with freshman writing seminar class. November 1st, 2012.

Whidbey, WA: Sustainability and Contemplative Practice Conference. The Whidbey Institute, WA. November 2-4, 2012.

Sewanee, TN: TN Climate Action Sewanee kick-off, Nov 9th 2012.

Charlotte, NC: The Latin School, followed by Sewanee Club event. November 15th, 2012.

Murfreesboro, TN: Middle Tennessee State University, Department of Biology. November 20th, 2012.

Winchester, TN: Rotary Club. Noon, 11th December, 2012.