Here’s something that our MOE-trained English Literature trained teachers do not teach you in school.
When reading a book by a male author, read his biography. If he is an academic who has spent too long in the social sciences or the humanities, the book will have a heavy left-leaning bias and inevitably, it will slant towards some utopian ideal with social welfare or universal basic income. If the author is a businessman, studied finance, or engineering, then the reverse occurs, the bias will be towards personal responsibility; sometimes callous to the point implying that some people are not successful because they are not trying hard enough.
For a female author, google her pictures on the web. Women who look very pretty will have life experiences that may be skewed. Beautiful women have it much easier in life because the men around them are fighting to give them a helping hand. This