We noted the controversy last year (e.g., here and here), and now Professor Ramseyer (Harvard) has prepared a vigorous defense, which he kindly gave permission to share: Download Ramseyer response to critics SSRN-id4000145.
UPDATE: One of the few responses published in an academic journal is this one, which Professor Ramseyer mentions in his reply.



My new book Aging and the Ethics of Longevity Science has just been published as an open access book with…