I am an applied mathematician and
computational scientist ,
working on modeling, analysis, and computation of realistic
physical processes in scientific and technological problems
arising in biological, materials, energy, and environmental
The common thread is that they all involve conservation laws
(expressing conservation of energy/mass/momentum) which are nonlinear
(systems of) Partial Differential Equations, the ultimate object of
I was born and raised in
Xanthi , Greece.
I studied Mathematics at the
Aristotle University of Thessaloniki,
graduating in 1971, and came to the U.S. to pursue graduate studies.
I completed a Master's Degree at St.Louis University in 1973,
and another one and the PhD at the
University of Delaware in 1977.
After a year at the University of Texas, Austin, I came to UT in 1978,
where I have been Assistant Professor(1978-83), Associate Professor
(1983-9), and Professor.
For 30 years (1980-2011), I was also a part-time researcher at
Oak Ridge National Laboratory,
collaborating with scientists and engineers on various projects.