That is a misleading way to describe Craig Murray, who's an exceptionally controversial figure who has often been accused of being a conspiracy theorist and highly biased[0], and who has been jailed for breaking court orders to avoid leaking any information from a sexual assault case that could be used to identify the women who were the accused's victims. [1]

There are far more neutral and credible experts to read and listen to on issues like this.

[0] https://www.thetimes.com/uk/scotland/article/israel-conspira...

[1] https://www.bbc.com/news/uk-scotland-58018127