I'm a born again Christian by the grace of God in Christ Jesus. My faith background is: Solo Christo, Soli Deo gloria, Sola scriptura, Sola fide, Sola gratia.

Secularly, I'm a Mechanical Engineering professor with a PhD in the area of fluid dynamics.

The picture, of my authorship, shows a fluorescent dyed tracer fluid patch interacting with a permeable screen against a black background of undyed fluid initially at rest.