FREDERICK H. SWANSON, author of "Dave Rust: A Life in the Canyons," will discuss his book, today, 3 p.m., as part of The Friends of the Marriott Library's "Sunday Afternoon Books and Authors Series," Little Theater, A. Ray Olpin Union Building, University of Utah.

RICHARD LYMAN BUSHMAN, biographer of Joseph Smith, will deliver a lecture,"Rough Stone Rolling and the Intellectual Prospects for Mormonism," Wednesday, 7:00-9:00 p.m., as part of the History Lecture Series, Weber State University, Union Building, Ballroom A, Ogden.

LYLE MORTIMER, Cedar Fort publisher, will discuss book publishing at a seminar sponsored by the League of Utah Writers, Wednesday, 7 p.m., Holladay Library, 2150 E. 4800 South. For more information, call 943-6571.

ACCOUNTANTS FROM ULRICH AND ASSOCIATES will discuss tax issues for published and pre-published writers and illustrators, Meeting of Society of Children's Book Writers and Illustrators, Wednesday, 7-8:30 p.m., Conference Room Level One, Salt Lake City Main Library, 210 E. 400 South.

ARON RALSTON, author of "Between a Rock and a Hard Place," will discuss his book during a wilderness fundraiser, Friday, 7:30 p.m., Eccles Center, Park City.

BILL McKIBBEN, environmentalist and author of "The End of Nature," will discuss "Writing as an Environmental Act," including global warming, alternative energy and the risks of human genetic engineering, Saturday, 7 p.m., Salt Lake City Main Library, 210 E. 400 South.

This event is part of the Stegner Center's 13th Annual Symposium, Friday and Saturday, Marriott University Park Hotel. Register online at or by calling 585-3440.