Take the following as truth: for the writing as well as for the science, says Mark Ridley in the New York Times Book Review . But some also use the occasion to take evolutionary psychology to  [I]t wants to explain too much, too easily (Jim Holt, the Wall Street Journal ).
Then the following statement: "JIm Holt worked closely with Mark in writing this piece." is true, false, or inconclusive?
Answer: Inconclusive