Leigh began his cartooning career in 1978 by establishing his own greeting card company, Rubes Publications. His first cartoon collection, the popular Notable Quotes musical cartoons, was published in 1981.
Leigh's most recent books include RubesŪ Twisted Pop Culture and The Big Book of Moo
2016 marks the 32th anniversary of RubesŪ, which is distributed by Creators Syndicate to more than 400 newspapers and media outlets worldwide. Rubes appears in major daily metropolitan papers, such as the Los Angeles Daily News, the Vancouver Sun, the Oregonian, The Washington Times, the Sacramento Bee, the Houston Chronicle, The Orange County Register, and the Rochester Democrat and Chronicle.
Leigh also enjoys a busy schedule giving inspiring, thought-provoking and entertaining cartoon presentations at schools, colleges, universities and conferences, as well as professional organizations across the United States and Canada.