Jeffrey Ventre is a practicing medical doctor licensed in the state of Washington. He is a Diplomate of the American Board of Physical Medicine and Rehabilitation. He treats patients with various disabilities ranging from spinal cord injury to low back pain. He is (also) a chiropractor, and uses spinal manipulation in his practice. Jeff trained cetaceans at SeaWorld in Florida for seven years, and pinnepeds for one year. He disagrees with the practice of captivity for free ranging mammals. JV is in the book "Death at SeaWorld," and the movie "Blackfish," as himself.