Because he and his colleagues are the top immunotherapy oncologists in the world, his colleague, Georgia Long, who is leading his treatment has said she attended ASCO where NWBO paid for the shitty info theater to tout their placebo, and she has talked to all the top GBM oncologists in the world? And she's actually successfully run clinical trials, unlike anyone involved in DCVax, and can see from the JAMA article that the data sucks and it wouldn't help her colleague and friend.