A well-known appraiser for over two decades on PBS's prime time program, Antiques Roadshow, Leigh Keno is an established Manhattan auctioneer who focuses on decorative and fine arts dating from the 17th century to the present. Leigh Keno obtained his Bachelor's Degree at Hamilton College '79 with a major in Art History. He spent his summers and winters immersed in scholarly research. These endeavors included: Visiting Scholar at Winterthur Museum, where Keno re-cataloged much of the museum's salt-glazed stoneware collection; internship at Sleepy Hollow Restorations (now Historic Hudson, Inc.) re-interpreting rooms at Phillipsburg Manor and a winter internship at Child's gallery in Boston. Just following graduation, Leigh Keno undertook graduate fellowship work at Historic Deerfield, Deerfield, Mass. His groundbreaking research resulted in an article entitled "The Windsor Chair-Makers of Northhampton, Massachusetts..." published in the scholarly publication, The Magazine Antiques in May, 1980.

Mr. Keno accepted a position with William Doyle Galleries in the Fall of 1979. William Doyle, the company's President and owner, soon appointed Leigh Keno one of his principal property getters. In this position, Keno, at the young age of 22 was charged with purchasing outright and accepting for consignment single major items as well as entire Estates. He also was an Estate Appraiser. The job entailed travelling across the United States as well as internationally. On one memorable trip to Chile and Argentina, Leigh Keno was sent to track down and bring back from Chile a rare collection of Bronzes by one of the most important sculptors of the Art Deco era, Demetre Chiparus. Co-currently, Leigh Keno was tasked with the position of Director of American furniture and decorative arts. He subsequently was hired away buy Christie’s as Vice-President of Christie's Appraisals and soon after became a specialist in the American Furniture and Decorative Arts Department, where he undertook sourcing, cataloguing, and selling of some of the world’s finest pieces of American furniture and folk art. Leigh Keno was integral in Christie's having set many auction records. In 1986 he established his own gallery, Leigh Keno American Antiques which handled some of the greatest pieces of American Furniture in the world.

Closely involved in the arts community, Mr. Keno served as a member of the American Furniture vetting committee at the Venerable Winter Antiques Show at the Park Avenue Armory for more than 20 years. He was also elected by his peers to be Director of all vetting for several years. In addition to his work on television, which includes the History Channel program "Behind Closed Doors...", a private tour which Leigh took with his brother Leslie through the White House with First Lady Laura Bush. Leigh Keno is co-author of Hidden Treasures: Searching for Masterpieces of American Furniture) published in 2000.