Mohr was born into an Irish/Portuguese family. Her mother"s Portuguese ancestors settled in Hawaii at the turn of the 20th century. Her father"s Irish ancestors, who fled to the United States during the potato famine, settled in Denver, Colorado.
Mohr earned her Bachelor of Arts at the University of Colorado at Boulder, an Master of Arts at the University of San Diego, and her Doctor of Philosophy at the (Pennsylvania). She became a professor at PITT while intermittently studying at Charles University in Prague, Czechoslovakian Republic and Comenius University in Bratislava, Slovakia. She served as contributing historian to the Czechoslovakian and Slovak National Museum and Library, Cedar Rapids, Iowa organizing, designing, and lecturing on an exhibit of rare World War I era photographs and material culture.
As an immigration historian she specializes in Slavic Immigration to the United States. Mohr consulted as a Research Fellow for the Institute for Learning, a Think Tank at the University of Pittsburgh, and for museums throughout the United States and Central Europe. She was raised in northern New Mexico until the age of six when her family returned to the Denver area.
She became interested in Slavic immigrants while living among them in Colorado.
Mohr earned her Bachelor of Arts at the University of Colorado at Boulder, an Master of Arts
