Vesselin Petkov 
Relativity and the Nature of Spacetime [PDF ebook] 

On the Impossibility of Detecting Uniform Motion.- Exploring the Internal Logic of Galileo’s Principle of Relativity.- Relativity in Euclidean Space and in Spacetime.- Relativity and the Dimensionality of the World: Spacetime Is Real.- Quantum Mechanics and the Nature of Spacetime.- The Nature of Spacetime and Validity of Scientific Theories.- Propagation of Light in Non-Inertial Reference Frames.- Calculating the Electric Field of a Charge in a Non-Inertial Reference Frame.- Inertia as a Manifestation of the Reality of Spacetime.

Presently: Assistant Professor, Science College, Concordia University (in fact, I am associated with three departments — Liberal Arts College, Philosophy Department, and Science College)
1984 -1989: Adjunct Professor, Philosophy Department, Sofia University
1986 -1989: Researcher, Institute of Philosophy, Bulgarian Academy of Sciences
Doctoral degrees in theoretical physics (1997, Concordia University) and philosophy of science (1988, Institute of Philosophy, Bulgarian Academy of Sciences).