A fifth generation published writer, Brown earned a Bachelor of Arts degree in Journalism from the University of Nebraska in 1960 before entering the U.S Air Force, where he spent the next twenty years as an Information/Public Affairs officer. During his military career, he graduated from Boston University in 1970 with a Master of Science degree in Public Relations before earning additional post-graduate credits in Mass Communications at the University of Oklahoma.

In 1980, he went to work for the Sun Company, Inc. and, five years later, was named Director, Public Relations & Communications for Sun Exploration and Production Company, the Sun Company, Inc.'s oil and gas subsidiary. During that time he gained graduate credits in historical studies at the University of Texas at Dallas, TX. In 1986, Brown joined the staff of the American Heart Association's (AHA) national headquarters and the following year moved to Cheyenne, WY, as the Executive Director, AHA-Wyoming, Inc. He left AHA in 1993 to research and write about the West and its history.

His writing credits include seven books and articles in such non-fiction publications as the National Cowboy Hall of Fame's Persimmon Hill, Wild West, True West, Old West, American Cowboy, The Roundup of Western Writers of America, Wyoming Magazine; Annals of Wyoming History Journal, plus the journals of the National and Western Outlaw and Lawman associations. His fictional short stories also have been published in the award-winning High Plains literary magazine.

Wyoming Writers, Inc. honored his Hog Ranches of Wyoming: Liquor, Lust, and Lies Under Sagebrush Skies [Glendo, WY: High Plains Press, 1995] with a "Western Horizon Award". The following year, Cambridge University Press, England, the oldest press in the world, selected the book's text for inclusion in its computerized lexicon. The electronic database is designed for use as a tool for language researchers in creating dictionaries and other reference books for students learning English as a second language. The Old Pen Joint Powers Board in Rawlins, WY, published his Petticoat Prisoners of the Wyoming Frontier Prison in 1995 while his third and fourth books, You are Respectfully Invited to Attend My Execution, and Petticoat Prisoners of Old Wyoming - a recipient of a coveted 2001 Wyoming State Historical Society "Historical Publication Award" - were published by High Plains Press, respectively, in 1997 and 2001.

His fifth nonfiction book for High Plains Press, Coyotes and Canaries: Characters Who made the West Wild . . . and Wonderful! won the following plaudits from Bob Boze Bell, Executive Editor of True West Magazine "[Larry Brown] makes history fun and he gets it right. What else could you possibly want?" And Brown's most recent published work, another nonfiction book on Wyoming criminal history, is titled Bad in the Good Old Days.

His writings appear as well in such anthologies as Buckskin, Bullets, and Beans: Good Eats and Good Reads from the Western Writers of America (Flagstaff, AZ: Northland Publishing, 1997), The Wyoming Almanac (Laramie, WY: Skyline West Press, annually since 1994), and Outlaws and Lawmen of the Old West: The Best of the NOLA Quarterly (Cave Creek, AZ: Barbed Wire Press, 2001). Brown's Shoot Out the Old Year" article, which originally appeared in the July-September 1997 issue of NOLA Quarterly, was but one of only twenty-five stories selected of many written by members since the National Outlaw and Lawman Association was founded in 1974. Most recently, his nonfiction stories were included in The Way West:True Stories of the American Frontier (New York:Forge, 2005) and True Tales and Amazing Legends of the Old West (New York:Clarkson Potter Publishers, 2005).

Brown, who taught historical research for several years at the prestigious "Writing the West" summer program, which was jointly sponsored by Western Writers of America and Western State College (WSC) in Gunnison, CO, also has participated through the years in the Wyoming Council for the Humanities's Speakers' Bureau, plus the Wyoming Arts Council's "Arts Across Wyoming" and "Tumblewords" programs. And, on Jul.9, 2004, he appeared as the lead, featured guest on Michael Feldman's "Whad'Ya Know?" National Public Radio program that is aired each week by more than 300 affiliate stations and enjoys an average of more than 1-1/2 million listeners per show.

The former Western Writers of America Membership Chairman (1999-2005) and Board Member (2004-2006) and his wife, Florence, make their home in Cheyenne, WY. They have four grown children.