Patrick Barnum, son of Lee James Barnum and Thelma Irma Pruitt, was educated in the public schools of Lake Oswego, Oregon, studied Civil Engineering at Oregon State University and received a BS degree in Engineering Geology from Portland State University and a BA degree in International Relations with a minor in Latin American History (cum laude) from the Universidad de las Américas in Cholula, Puebla, Mexico.
After five years as an analytical chemist and ten years as a municipal planner in his native state of Oregon, he worked for several years as an engineering management consultant in various Latin American countries, living and working in Mexico, Guatemala, Colombia, and the Dominican Republic. He is bilingual in English and Spanish.
Beginning in 1985 he was employed by the Treasury Department, US Customs Service. While with that agency, he was stationed in Los Angeles and Long Beach, California, Washington, DC and Laredo, Texas.
He also served 3 years active duty with the US Navy and 34 years with the Army Reserve (Military Intelligence). During his years of public service, Patrick took advantage of liberal government educational support to complete an MA in International Relations and a Ph.D. in Public Policy and Management.
Patrick ended his government career with the Department of Homeland Security, Bureau of Customs and Border Protection, serving as the Assistant Director of Field Operations for South Texas where he aided in the management of 10 ports of entry and 2,200 employees.
He retired from government service in 2003 and moved to Zapopan, Jalisco, Mexico, where he constructed his retirement home. He obtained dual citizenship through naturalization as a Mexican citizen in 2008. He lives in Zapopan with his wife, Gloria Elena Gollás Romero. One daughter, two sons, four grandchildren, and two great-grandchildren live in the United States, while an adopted daughter and three grandchildren live in Mexico.
Patrick is the webmaster of the website "Barnum Family Genealogy"  and the compiler and editor of Barnum Genealogy: 650 Years of Family History (Boston: Higginson Book Company, 2006) [now out of print] and Barnum Genealogy, 2nd Edition (Boston: Higginson Book Company, 2011) .
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