Klieman researched a wide variety of fields in political science including history, arms sales, and geopolitics.

[1][2][3][4] He was the Dr. Nahum Goldmann Chair in Diplomacy and lecturer on international relations in the Department of Political Science at Tel-Aviv University, and was the founding director of the Abba Eban Graduate Program in Diplomatic Studies.

A native of Chicago, Illinois, his PhD is from The Johns Hopkins University School of Advanced International Studies, with an M.A.

He was the first professor from the State of Israel in the Department of Government at Georgetown University[9] in Washington D.C., (1979–1980; 1984–1985), and continued teaching summer courses there for 30 years.

In addition, he was a guest lecturer at the Universities of Chicago (1994–1995), Denver (1997), Michigan (Ann Arbor) (2000–2001), California (UCLA) (2005–2006), Brown (2008) and Trinity College (Ireland) (2010).