About Professor Stephen Sillett - Curriculum Vitae
Stephen Charles Sillett
Kenneth L. Fisher Chair in Redwood Forest Ecology
Department of Forestry & Wildland Resources, Humboldt State University
Born March 19, 1968
Married Marie E. Antoine December 8, 2001
- Professor, Humboldt State University, 2006 – present
- Associate Professor, Humboldt State University, 2001 – 2005
- Assistant Professor, Humboldt State University, 1995 – 2001
- Doctor of Philosophy, Oregon State University, 1995
- Master of Science, University of Florida, Botany, 1991
- Bachelor of Arts, Reed College, 1989
(reverse chronological order)
- Mullin, L. P., S. C. Sillett, G. W. Koch, K. P. Tu, and M. E. Antoine. 2009. Physiological consequences of height-related variation in Sequoia sempervirens foliage. Tree Physiology 29: 989-998
- Ambrose, A. R., S. C. Sillett, and T. E. Dawson. 2009. Effects of tree height on branch hydraulics, leaf structure and gas exchange in California redwoods. Plant, Cell & Environment 32: 743-757.
- Koch, G. W., and S. C. Sillett. 2009. A response to: Limitations within "The Limits to Tree Height." American Journal of Botany 96: 545-547.
- Van Pelt, R. and S. C. Sillett. 2008. Crown development throughout the lifespan of coastal Pseudotsuga menziesii, including a conceptual model for tall conifers. Ecological Monographs 78: 283–311.
- Ishii, H. T., G. M. Jennings, S. C. Sillett, and G. W. Koch. 2008. Hydrostatic constraints on morphological exploitation of light in tall Sequoia sempervirens trees. Oecologia 156: 751-763.
- Woolley, L. P., T. W. Henkel, and S. C. Sillett. 2008. Reiteration in the monodominant tropical tree Dicymbe corymbosa and its potential adaptive significance. Biotropica 40: 32-43.
- Sillett, S. C., and R. Van Pelt. 2007. Trunk reiteration promotes epiphytes and water storage in an old-growth redwood forest canopy. Ecological Monographs 77: 335-359.
- Williams, C. B., and S. C. Sillett. 2007. Epiphyte communities on redwood (Sequoia sempervirens) in northwestern California, USA. Bryologist 110: 420-452.
- Spickler, J. C., S. C. Sillett, S. B. Marks, H. H. Welsh Jr. 2006. Evidence of a new niche for a North American salamander: Aneides vagrans residing in the canopy of old-growth redwood forest. Herpetological Conservation and Biology 1: 16-27.
- Enloe, H. A., R. C. Graham, and S. C. Sillett. 2006. Arboreal histosols in old-growth redwood forest canopies, northern California. Soil Science Society of America Journal 70: 408-418.
- Sillett, S. C. and M. E. Antoine. 2004. Lichens and bryophytes in forest canopies. Pages 151-174 in M. D. Lowman and H. B. Rinker (eds.), Forest Canopies, 2nd Edition. Elsevier Academic Press.
- Van Pelt, R., S. C. Sillett, N. M. Nadkarni. 2004. Quantifying and visualizing canopy structure in tall forests: methods and a case study. Pages 49-72 in M. D. Lowman and H. B. Rinker (eds.), Forest Canopies, 2nd Edition. Elsevier Academic Press.
- Dial, R. J., S. C. Sillett, M. E. Antoine, and J. C. Spickler. 2004. Methods for horizontal movement through forest canopies. Selbyana 25: 151-163.
- Koch, G.W., S.C. Sillett, G. M. Jennings, and S. D. Davis. 2004. The limits to tree height. Nature 428: 851-854.
- Sillett, S. C. and M. G. Bailey. 2003. Effects of tree crown structure on biomass of the epiphytic fern Polypodium scouleri in redwood forests. American Journal of Botany 90: 255-261
- Ellyson, W. J. T. and S. C. Sillett. 2003. Epiphyte communities on Sitka spruce in an old-growth redwood forest. Bryologist 106: 197-211.
- Sillett, S. C. and R. Van Pelt. 2001. A redwood tree whose crown may be the most complex on Earth. Pages 11-18 in M. Labrecque (ed.), L'Arbre 2000. Isabelle Quentin, Montréal, Québec.
- Sillett, S. C., and T. R. Rambo. 2000. Vertical distribution of dominant epiphytes in Douglas-fir forests of the central Oregon Cascades. Northwest Science 74:44-49.
- Sillett, S. C., and R. Van Pelt. 2000. A redwood tree whose crown is a forest canopy. Northwest Science 74:34-43.
- Sillett, S. C., B. McCune, J. E. Peck, and T. R. Rambo. 2000. Four years of epiphyte colonization in Douglas-fir forest canopies. Bryologist 103: 661-669.
- Sillett, S. C., B. McCune, J. E. Peck, T. R. Rambo, and A. Ruchty. 2000. Dispersal limitations of epiphytic lichens result in species dependent on old-growth forests. Ecological Applications 10: 789-799.
- Sawyer, J. O., S. C. Sillett, J. H. Popenoe, A. LaBanca, T. Sholars, D. L. Largent, F. Euphrat, R. F. Noss, and R. Van Pelt. 2000. Characteristics of redwood forests. Pages 39-79 in R. F. Noss (ed.), The Redwood Forest: History, Ecology, and Conservation of the Coast Redwoods. Island Press, Covelo, CA.
- Sawyer, J. O., S. C. Sillett, W. J. Libby, T. E. Dawson, J. H. Popenoe, D. L. Largent, R. Van Pelt, S. D. Veirs Jr., R. F. Noss, D. A. Thornburgh, and P. D. Tredici. 2000. Redwood trees, communities, and ecosystems: a closer look. Pages 81-118 in R. F. Noss (ed.), The Redwood Forest: History, Ecology, and Conservation of the Coast Redwoods. Island Press, Covelo, CA.
- Sillett, S. C. 1999. Tree crown structure and vascular epiphyte distribution in Sequoia sempervirens rain forest canopies. Selbyana 20:76-97.
- Sillett, S. C. and M. N. Goslin. 1999. Distribution of epiphytic macrolichens in relation to remnant trees in a multiple-age Douglas-fir forest. Canadian Journal of Forest Research 29: 1204-1215.
- Sillett, S. C., and T. Goward. 1998. Ecology and conservation of Pseudocyphellaria rainierensis, a Pacific Northwest endemic lichen. Pages 377-388 in M. G. Glenn, R. C. Harris, R. Dirig, and M. S. Cole (eds.), Lichenographia Thomsoniana. Mycotaxon Ltd., Ithaca, NY.
- Sillett, S. C., and B. McCune. 1998. Survival and growth of cyanolichen transplants in Douglas-fir forest canopies. Bryologist 101:20-31.
- Sillett, S. C. 1997. Distribution and ecology of Pseudocyphellaria rainierensis, an epiphytic cyanolichen endemic to the Pacific Northwest. Pages 254-260 in T. N. Kaye, A. Liston, R. M. Love, D. L. Luoma, R. J. Meinke, and M. V. Wilson (eds.), Conservation and Management of Native Plants and Fungi. Native Plant Society of Oregon, Corvallis, OR.
- Sillett, S. C., and P. N. Neitlich. 1996. Emerging themes in epiphyte research in westside forests with special reference to cyanolichens. Northwest Science 70:54-60.
- McCune, B., C. C. Derr, P. S. Muir, A. S. Shirazi, S. C. Sillett, and W. J. Daly. 1996. Lichen pendants for transplant and growth experiments. Lichenologist 28:161-169.
- Sillett, S. C. 1995. Branch epiphyte assemblages in the forest interior and on the clearcut edge of a 700-year-old forest canopy in western Oregon. Bryologist 98:301-312.
- Sillett, S. C., S. R. Gradstein, and D. Griffin III. 1995. Bryophyte diversity of Ficus tree crowns from cloud forest and pasture in Costa Rica. Bryologist 98:251-260.
- Sillett, S. C. 1994. Growth rates of two epiphytic cyanolichen species at the edge and in the interior of a 700-year-old Douglas-fir forest in the western Cascades of Oregon. Bryologist 97:321-324.
Research Funding(excluding $680,000 granted to collaborating universities)
- National Science Foundation—$543,000 from 2000 to 2007
- Save-the-Redwoods League—$380,000 from 1999 to present
- Kenneth L. Fisher—$362,500 from 2006 to present
- Global Forest Science—$348,000 from 1999 to 2004
- USDA Forest Service—$20,000 from 1999 to 2001
- British Broadcasting Company—$12,000 in 2004
Sillett’s research on forest canopies has been featured in books, magazines, newspapers, television programs, film, radio interviews, museum displays, and park bulletins. Here is a partial listing of these sources:
- Extreme Scientists: Exploring Nature’s Mysteries from the Cutting Edge, by Donna E. Jackson, Houghton Mifflin Company, 2009.
- The Wild Trees, by Richard Preston, Random House, 2007.
- Tree: A New Vision of the American Forest, by James Balong, Barnes & Noble Books, 2004.
- Forest Giants of the Pacific Coast, by Robert Van Pelt, University of Washington Press, 2001.
- Coast Redwood: A Natural and Cultural History, by John Everts & Marjorie Popper (editors), Cachuma Press, 2001, pages 34-35.
- Science at the Extreme, by Peter Lane Taylor. McGraw-Hill, 2001, pages 92-117.
- High Life, by Pearl Tesler. Current Science, December 12 2008, pages 4-5.
- Climbing into an Unexplored Frontier, by David Lukas. National Wildlife¸August/September 2008, pages 18-20.
- Spitzen-Forschung, by Richard Preston, GEO, April 2008, pages 92-111.
- Between Heaven and Earth, by Richard Preston. Alternatives Journal volume 34, 3 pages.
- In den Kronen der Giganten, by Hubertus Breuer. Süddeutsche Zeitung Nr. 287 Donnerstag, December 2007, page 18.
- Green Giant, by Chris Carroll. National Geographic, March 2007, page 28.
- Tall for Its Age, by Richard Preston. The New Yorker, 9 October 2006, pages 32-36.
- California’s Wild Crusade, by Virginia Morell. National Geographic, February 2006, pages 80-95.
- Climbing the Redwoods, by Richard Preston. The New Yorker, 14 & 21 February 2004, pages 212-225.
- Inside the Hanging Gardens of Arcata, by Anil Ananthaswamy. New Scientist, 9 November 2002, pages 46-49.
- Tree Giants of North America, by Mark W. Moffett. National Geographic, January 1997, pages 44-61.
- The Secret Life of Backyard Trees, by Kevin Krajick. Discover, November 1995, pages 92-101.
- Jim Metzner’s Pulse of the Planet, 14 episodes (Science Diaries) about redwood forest canopies aired on over 300 public radio stations across the United States, starting July 2008 (to see text of these episodes, go to www.pulseplanet.com).
- Astrid Brekken’s På livet laus blant redwoodtrærne, http://www.nrk.no/kanal/nrk_p2/1.4062529, aired on Norwegian radio November 18, 2007.
- Joe Palca’s Tall Trees interview for Science Friday, aired on NPR 23 April 2004.
- Earth & Sky, two episodes about redwood forests, aired on NPR 2003.
- Brett Barry’s High Science - Making Discoveries in the World’s Tallest Trees, http://www.pulseplanet.com/monthlyfeature/featurestories.php?id=172
- Gigapans from redwood forest canopies, www.gigapan.org, 20 panoramic views submitted so far. Go to: 2222, 2223, 2237, 2238, 2242, 3053, 3054, 3073, 3078, 3089, 3090, 3190, 3197, 3199, 3216, 3217, 3227, 3228, 6614, 6616.
- Seasonal Forests episode of Planet Earth series. British Broadcasting Corporation, March 2007 on the Discovery Channel.
- Wild Chronicles episode documenting measurement of the world’s tallest tree, January 2007 on the National Geographic Channel.
- Canopy Crane / Forest Canopy episode #703 of Oregon Field Guide. Oregon Public Broadcasting, 1995 on PBS.
- Adventures in Wild California, IMAX by MacGillivray-Freeman Films, 1999.
Since 1996, Sillett has given scientific presentations at 5 international meetings (International Society of Arboriculture—2008 meeting in St. Louis, Missouri; International Canopy Conference—2005 meeting in Leipzig, Germany; International Association of Lichenologists—2004 meeting in Tartu, Estonia; International Symposium on Tree Biology and Development—2000 meeting in Montréal, Quebec; International Canopy Conference—1998 meeting in Sarasota, FL), 3 national meetings (Ecological Society of America—2007 meeting in San Jose; American Bryological and Lichenological Society—2000 meeting in Portland; Ecological Society of America—1996 meeting in Boston), and 4 regional meetings (Pacific Northwest Chapter of the International Society of Arboriculture, Boise Idaho; Northwest Scientific Association—1998, 1999, and 2000 meetings in Olympia, Tacoma, and Arcata). He has given many invited lectures at other institutions, including Stanford University (Palo Alto, California), Monash University (Melbourne, Australia), Waiariki Institute of Technology (Rotorua, New Zealand), Northern Arizona University (Flagstaff), Royal Botanical Gardens (Edinburgh, Scotland), International Dendrology Society (Windsor, England), Reed College (Portland, Oregon), Save-the-Redwoods League (San Francisco), Redwood National and State Parks (Orick), Humboldt Redwoods State Park (Eureka), California Native Plant Society (Arcata), Oregon State University (Corvallis), and several public schools in the US and Canada.