Sir Henry Thomas Tizard was an English chemist, inventor and Rector of Imperial College, who developed the modern "octane rating" used to classify petrol, helped develop radar in World War II, and led the first serious studies of UFOs.
- Occupation
- chemist, mathematician, spy
- Position held
- rector, rector, Chief Scientific Adviser to the Ministry of Defence
- Citizenship
- United Kingdom
- Born
- August 23, 1885
- Died
- October 9, 1959
