David Pye (zoologist) explained

John David Pye (born 1932) is a British zoologist who is an Emeritus Professor of Queen Mary, University of London.^{[1] [2]}

Professor Pye is a specialist in animal ultrasound echolocation and light polarisation. He presented the 1985 Royal Institution Christmas Lectures on the theme of "Communicating" and has written the textbook Polarised Light in Science and Nature.^[3]

Notes and References

1. Web site: At Home event - biography. Institute of Physics. 2 October 2017.
2. Pye. David. But it's obvious!. Physics World. March 2014. 27. 3. 80. 10.1088/2058-7058/27/03/49. 2014PhyW...27c..80P .
3. Book: Pye. David. Polarised light in science and nature. 2001. Institute of Physics. Philadelphia, Pa.. 9780750306737.