Born and raised in Southern California, Marjorie K. Eastman earned her bachelor's degree in political science at the University of California, San Diego. As an undergraduate, she was selected as a White House intern and also studied abroad at the University College London, School for Slavonic and East European Studies. She attended the Josef Korbel School of International Studies, University of Denver, where she earned her master's degree in International Security, with concentrations in homeland security, intelligence, and human rights. She was selected for the Federal Bureau of Investigation's Honors Internship Program and has an MBA from the Owen Graduate School of Management, Vanderbilt University. Eastman served as a United States Army Intelligence Officer and Commander. During her ten years of post 9/11 military service, she served on two combat deployments, one in support of Operation Iraqi Freedom and the other in support of Operation Enduring Freedom in Afghanistan. She was ranked the number one military intelligence company commander in Eastern Afghanistan for the deployment cycle of 2009-2010, awarded the Bronze Star, and received the Combat Action Badge. Eastman is also a spouse of a soldier; she and her husband, Charles, live in Tennessee with their son, Henk.