1985-1992 student, Sofia University St.Kl.Ohridski, Bulgaria. (M.Sci.)
1992-1997 research Institute Math Bulgarian Acad Sci (currently on leave)
1997-2002 GTA Auburn Univ, AL, advisor Gary Gruenhage. (Ph.D.)
2003 Instructor Auburn Univ, AL.
2003-2007 Asst Prof University of Louisiana at Lafayette.
2007-2008 Asst Prof University of Southern Mississippi Gulf Coast.
2008- Fall 2014 The City College of New York.
Spring 2015 Medgar Evers College, Brooklyn, New York.