Sidney Leibovich

Sidney Leibovich is an American fluid dynamicist and Cornell University professor known for his theory of Langmuir circulations — the wind- and wave-driven mixing motions in the upper ocean — and for work on vortex breakdown and geophysical flows. Verified birth details are not available in the sources consulted. Publicly available biographies do not document his religious background, though he appears on community rosters of Jewish figures in fluid mechanics.