Pattamadai Narasimhan Shankar was an Indian scientist who worked in the field of fluid dynamics.
He did his schooling in India and Switzerland, while obtaining his bachelor's degree in Mechanical Engineering in 1964 from Imperial College London.
He completed his PhD degree in engineering science from California Institute of Technology under the supervision of Frank E. Marble in 1968.
[3] He worked at General Electric for two years before becoming an assistant professor at University of Maryland for the period 1970-72.
He is the author of the book: He was the 1971 recipient of Robert T. Knapp Award given by ASME.