and the latter person?
He was an American meteorologist, hurricane specialist, first director of the National Hurricane Research Project and a former director of the National Hurricane Center.
Robert Simpson (meteorologist)
Robert Homer Simpson (November 19, 1912 – December 18, 2014) was an American meteorologist, hurricane specialist, first director of the National Hurricane Research Project (NHRP) from 1955–1959, and a former director (1967–1974) of the National Hurricane Center (NHC). He was the co-developer of the Saffir–Simpson Hurricane Scale with Herbert Saffir. His wife 
when was the last time a hurricane hit tampa bay area 1921. what kind of storm is it? A tropical storm. which area did it hit? Cuba and Florida. what damage did it cause? About $10 million in damage. what was its speed? Winds of 140 mph (220 km/h). was this measured on any instrument? Yes, the Saffir–Simpson scale. who developed this scale? Herbert Saffir and Robert Simpson. is it divided into any category? Yes, 5 categories. what is the first one? Category 1 storms usually cause no significant structural damage to most well-constructed permanent structures. and the fifth one? This category of storms cause complete roof failure on many residences and industrial buildings, and some complete building failures with small utility buildings blown over or away. is there anything beyond the fifth one? Yes, there is a proposition of introducing Category 6. who was the former developer that you have mentioned above? He was an American civil engineer.
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Robert Simpson (meteorologist) [SEP] Introduction
Robert Homer Simpson (November 19, 1912 – December 18, 2014) was an American meteorologist, hurricane specialist, first director of the National Hurricane Research Project (NHRP) from 1955–1959, and a former director (1967–1974) of the National Hurricane Center (NHC). He was the co-developer of the Saffir–Simpson Hurricane Scale with Herbert Saffir. His wife was Joanne Simpson.