Written by R.J. Moir.

Written by Peter Hannaford.

Written by A. R. Main.

Horace (Harry) Waring was born in 1910 on the outskirts of Liverpool. From the Holt High School he entered the University of Liverpool, graduating B.Sc. in 1931, having specialised in parasitology. He completed his Master of Science in 1932 with a thesis on histology. Later (in 1938) he was awarded a Doctorate of Science from the University of Aberdeen.

Written by Maxwell F.C. Day, Maxwell J. Whitten and Don Sands.