Well it doesn't happen very often on this forum. That someone claims to know much more than they actually do. Very few folks get out in front of their headlights. You just happened to pick one of the most confused concepts (Electron flow vs. Conventional flow) in the practical world of electricity to claim that this guy doesn't know anything about electricity. For folks that are interested, here is some information on current flow from Khan academy. For those of us with kids, Khan academy should be familiar, as millions of people around the world use them for education on many, many topics.
Khan academy tutorial on Current vs. Electron flowNow in terms of Mr. Siegel's credibility on electrical knowledge. His well known books are available on Amazon, here
Rob Siegel's Amazon Book (s)Folks can read the high reviews he has received from his work. The above tutorial is something he put together for Hagertys , a very respectable repository of all types of automobile information, for us auto enthusiasts to quickly and simply get a grasp of the most common electrical failures. It is a shame you dismissed it so quickly as tall tales.
Perhaps you can share your publications and source of internationally recognized electrical knowledge with us.