:: Hello Pelagius1.  Welcome to Wikipedia.  Fear not being a new editor or being a fan (or not a fan) of anyone's particular work.  You have made a case for the reliability of Valliant's work and done the natural thing and edited the article.  There is no need to suffer a double standard. If you are not satisfied what comes from this discussion, the community welcomes you to utilize its Wikipedia:Reliable sources/Noticeboard for consideration by a wider audience (concensus isn't limited to only whom happened to show up).