Question: Are Effie Triantafilopoulos and Leigh Van Valen of the same nationality?
Sentence (from "Leigh Van Valen"): Amongst other work, Van Valen's proposed" Law of Extinction", known as Van Valen's law, drew upon the apparent constant probability( as opposed to rate) of extinction in families of related organisms, based on data compiled from existing literature on the duration of tens of thousands of genera throughout the fossil record.
Relevant evidence: No