Conversation so far:
Who was Lewis Fry Richardson?
Lewis Fry Richardson, FRS was an English mathematician, physicist, meteorologist, psychologist and pacifist.
What is Lewis Fry Richardson best known for?
Lewis Fry Richardson pioneered modern mathematical techniques of weather forecasting, and the application of similar techniques to studying the causes of wars and how to prevent them.

Question: What is the Richardson effect?
Self-contained rewrite: What is Lewis Fry Richardson's Richardson effect?