"David John Acheson" (born 1946) is a British Applied mathematics/applied mathematician at Jesus College, Oxford.

He was educated at Highgate School, King's College London (BSc Mathematics and Physics, 1967) and the University of East Anglia (PhD, 1971). He was appointed a Fellow in Mathematics at Jesus College, Oxford in 1977 and became an Emeritus Fellow in 2008. He served at President of the Mathematical Association from 2010 to 2011. He was awarded an Honorary Doctorate of Science from the University of East Anglia in 2013.

More David Acheson on Wikipedia.

That second requirement is going to be hard to prove in a courtroom. It is questionable whether any individual fish could be removed from the marketplace.

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We will definitely look at it through our office of seafood and determine whether there is something that requires further pursuit.

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One of the concerns that we would have would be whether it is accurate.

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If there are some of those tuna that have higher levels, then that will come out through the testing by means of an average.

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This is not about avoiding fish. It is about paying attention to the types and amount of fish you eat.

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It's a better use of our resources to inform consumers what to do about fish than spending money and time testing more fish.

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